Finding the Third Proportional to 7,755.75 and 11,076.75
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Solution
The third proportional to 7,755.75 and 11,076.75 is: 15,819.80
Step by Step Solution
- Step 1: Write the proportion equation
7,755.75 : 11,076.75 = 11,076.75 : x - Step 2: Convert to fraction form
7,755.75/11,076.75 = 11,076.75/x - Step 3: Cross multiply
7,755.75x = 11,076.75 × 11,076.75 - Step 4: Simplify right side
7,755.75x = 122,694,390.56 - Step 5: Solve for x
x = 122,694,390.56/7,755.75 - Step 6: Final answer
x = 15,819.80
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These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.