Determine if the table shows a proportional relationship.
x 7.2 9.2 13.6
y 1.8 2.3 3.4
Yes, it is proportional because all y over x ratios are equivalent to one half.
Yes, it is proportional because all y over x ratios are equivalent to one fourth.
No, it is not proportional because 9.2 over 2.3 does not equal 1.8 over 7.2.
No, it is not proportional because 2.3 over 9.2 does not equal 13.6 over 3.4.