A kid used the Cross-Products Property to determine that 3/4 and 12/16 do not form a proportion, his work is shown at the bottom. Is he correct? Explain

3
__
4 ?
= 12
___
16

3x12 ?
= 4x16
36 = ( with the line down the equal sign ) 64

Question

A kid used the Cross-Products Property to determine that 3/4 and 12/16 do not form a proportion, his work is shown at the bottom. Is he correct? Explain

3
__
 4       ?
          =             12
                          ___
                           16

3x12   ?
           =  4x16 
36  = ( with the line down the equal sign ) 64

anonymous · Answer

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anonymous · Answer

3 x12 =36
+4 and 16 = 64 with the line down CORRECT!!!! :D