Finding the Third Proportional to 7,278.75 and 10,905.75
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Solution
The third proportional to 7,278.75 and 10,905.75 is: 16,340.08
Step by Step Solution
- Step 1: Write the proportion equation
7,278.75 : 10,905.75 = 10,905.75 : x - Step 2: Convert to fraction form
7,278.75/10,905.75 = 10,905.75/x - Step 3: Cross multiply
7,278.75x = 10,905.75 × 10,905.75 - Step 4: Simplify right side
7,278.75x = 118,935,383.06 - Step 5: Solve for x
x = 118,935,383.06/7,278.75 - Step 6: Final answer
x = 16,340.08
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.