Question

14. Find the fourth proportional to 7.2, 1.6, 5.4

2.4

2.2

1.4

1.2​

Answer 1

1.2

7.2, 1.6, 5.4 fourth proportion if fourth proportion is then 7.2/1.6 = 5.4 x

x = 5.4 * 1.6/ 7.2

x = 1.2

Hence fourth proportion is 1.2 Answer