Lets see how to calculate a weighted average in excel. Follow these steps to calculate weighted average. Select the cell where the weighted average should go for us thats cell D15 and then type the following formula into the function bar.
Multiply the weight by each value.
Weighted moving average Price weighting factor Price of previous period weighting factor-1. Multiply the weight by each value. First of all add a helper column of Amount in the source data. We can use the SUMPRODUCT function in.