Solving Proportion Problems

Question 1:

x and y are in inverse proportion. When x = 1, y = 32, find y when
x = 4.

8

Question 2:

x and y are in inverse proportion. When x = 7, y = 24, find y when
x = 2.

84

Question 3:

x and y are in inverse proportion. When x = 4, y = 132, find y when
x = 11.

48

Question 4:

x and y are in direct proportion. When x = 9, y = 81, find y when
x = 4.

36