Finding the Third Proportional to 8,372.11 and 11,370.09
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Solution
The third proportional to 8,372.11 and 11,370.09 is: 15,441.63
Step by Step Solution
- Step 1: Write the proportion equation
8,372.11 : 11,370.09 = 11,370.09 : x - Step 2: Convert to fraction form
8,372.11/11,370.09 = 11,370.09/x - Step 3: Cross multiply
8,372.11x = 11,370.09 × 11,370.09 - Step 4: Simplify right side
8,372.11x = 129,279,031.88 - Step 5: Solve for x
x = 129,279,031.88/8,372.11 - Step 6: Final answer
x = 15,441.63
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These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.