Question

examine if 3,7,8,17 are in proportion
​

Answer 1

Answer:

Given 4,6,8,12

We have, 4:6

=

6

4

=

(6÷2)

(4÷2)

[∵HCF of 4 and 6 is 2]

=

3

2

And 8:12

=

12

8

=

(12÷4)

(8÷4)

[∵HCF of 8 and 12 is 4]

=

3

2

∴4:6=8:12

Hence, 4,6,8,12 are in proportion.