Finding the Third Proportional to 7,458 and 11,535
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Solution
The third proportional to 7,458 and 11,535 is: 17,840.74
Step by Step Solution
- Step 1: Write the proportion equation
7,458 : 11,535 = 11,535 : x - Step 2: Convert to fraction form
7,458/11,535 = 11,535/x - Step 3: Cross multiply
7,458x = 11,535 × 11,535 - Step 4: Simplify right side
7,458x = 133,056,225 - Step 5: Solve for x
x = 133,056,225/7,458 - Step 6: Final answer
x = 17,840.74
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Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.