A Triangle has sides 4,8,and 11. In a similar triangle the shortest side is 8 and the longest side is x.

Question

a) Write a proportion that models the situation.

b) Solve the proportion for x.

Answer 1

8 : y : x = 4 : 8 : 11 , where y is the middle and x is the longest

for x:

8/4 = x/11
4x = 88
x = 22