Apr 23, 2024 · In this article, I’ll discuss 7 methods on how to do linear interpolation using the functions in Excel along with the basics.

In this section, I show you how to do linear interpolation in Excel. In linear interpolation, you assume that the change between two known data points is linear, meaning one variable changes at a constant …

Aug 29, 2024 · Using the FORECAST.LINEAR function in Excel is a quick and simple way to interpolate values. However, if you prefer higher accuracy levels in the interpolated values, use the spline …

Nov 24, 2024 · Learn about linear interpolation in Excel with 10 different methods explained step by step. Explore practical examples to understand how to calculate intermediate values in datasets …

Aug 21, 2025 · Enter the formula in the output cell G3. You can interpolate between two values in Excel with the FORECAST.LINEAR function. This approach is suitable for time series data with a straight …

Learn how to perform Linear Interpolation in Excel using multiple methods with step-by-step guidance.

In this guide, I'll walk through how to perform interpolation in Excel using different methods, including linear interpolation and polynomial interpolation. When working with numerical data in Excel, I often …

Feb 22, 2022 · Given two known values (x1, y1) and (x2, y2), we can estimate the y-value for some point x by using the following formula: y = y1 + (x-x1) (y2-y1)/ (x2-x1) This tutorial explains how to …

In Excel, we use a FORECAST function and a LOOKUP function to do a linear interpolation. Interpolation is a mathematical or statistical tool that predicts the values between two points on a …

Jun 24, 2024 · Use the following formula in cell C15. The FORECAST function determines the interpolated value in cell C15 via linear regression. It works on the ranges B5:B12 (as known_Xs) …