Finding the Third Proportional to 7,274 and 11,187
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Solution
The third proportional to 7,274 and 11,187 is: 17,204.97
Step by Step Solution
- Step 1: Write the proportion equation
7,274 : 11,187 = 11,187 : x - Step 2: Convert to fraction form
7,274/11,187 = 11,187/x - Step 3: Cross multiply
7,274x = 11,187 × 11,187 - Step 4: Simplify right side
7,274x = 125,148,969 - Step 5: Solve for x
x = 125,148,969/7,274 - Step 6: Final answer
x = 17,204.97
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Why These Related Problems?
These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.