Finding the Third Proportional to 5,458.50 and 8,007.75
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Solution
The third proportional to 5,458.50 and 8,007.75 is: 11,747.56
Step by Step Solution
- Step 1: Write the proportion equation
5,458.50 : 8,007.75 = 8,007.75 : x - Step 2: Convert to fraction form
5,458.50/8,007.75 = 8,007.75/x - Step 3: Cross multiply
5,458.50x = 8,007.75 × 8,007.75 - Step 4: Simplify right side
5,458.50x = 64,124,060.06 - Step 5: Solve for x
x = 64,124,060.06/5,458.50 - Step 6: Final answer
x = 11,747.56
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Why These Related Problems?
These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.