Consider the demand for some product over the last 12 periods. The data has been collected in the Microsoft Excel Online file below. Use the Microsoft Excel Online file below to develop the four-period moving average forecast and answer the following question.

Moving Average Forecast (4 periods)
Period	Actual Demand	Forecast
1	1,300
2	2,100
3	1,900
4	1,500
5	2,400
6	3,800
7	3,100
8	3,000
9	3,800
10	4,600
11	4,200
12	4,500
13

1. Calculate the forecast for the periods from 5 to 13 using a four-period simple moving average. Do not round intermediate calculations. Round your answers to the nearest whole number.

Period	Forecast
5
6
7
8
9
10
11
12
13