Linear Interpolation in Excel | How to do Linear ...
www.wallstreetmojo.com › linear-interpolation-in-excelExcel Linear Interpolation. Linear interpolation in excel means forecasting or guessing the upcoming next value of any certain variable given on the current data, here we create a straight line which connects two values and we estimate the future value through it, in excel we use forecast function and a lookup function to do a linear interpolation. Interpolation is a mathematical or statistical tool that is used to predict the values between 2 points on a curve or line.
What is Interpolation and How To Interpolate In Excel
bsuite365.com › blog › excelAug 14, 2020 · Mathematical Equation for Linear Interpolation. The mathematical equation for this case is as follows: y= y 1 + (x-x 1 )⨯ (y 2 -y 1 )/ (x 2 -x 1) We need the value of y corresponding to x, which makes point B (x,y). A (x 1 ,y 1) and C (x 2 ,y 2) are the two points around B. To find the required y, type the equation above in an Excel cell.