Your leg has an endpoint of A at the top of your thigh, and endpoint C at your ankle. Imagine the length of your entire leg (fro
m endpoint A to C) measures 36 inches and the length from point B, your knee to endpoint C is 11 inches. Find the length of AB (from your thigh to your knee)
Interest rate is 5% annually. After 4 years relative value of interest will be 1.05^4 Now we multiply that with starting funds and get 4000* 1.05^4 = 4862.03