Finding the Third Proportional to 3,784.50 and 8,217
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Solution
The third proportional to 3,784.50 and 8,217 is: 17,840.95
Step by Step Solution
- Step 1: Write the proportion equation
3,784.50 : 8,217 = 8,217 : x - Step 2: Convert to fraction form
3,784.50/8,217 = 8,217/x - Step 3: Cross multiply
3,784.50x = 8,217 × 8,217 - Step 4: Simplify right side
3,784.50x = 67,519,089 - Step 5: Solve for x
x = 67,519,089/3,784.50 - Step 6: Final answer
x = 17,840.95
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.