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Finding the Fourth Proportional to 8,755.79, 13,133.69 and 3,757.01

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Solution

The fourth proportional to 8,755.79, 13,133.69 and 3,757.01 is: 5,635.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,755.79 : 13,133.69 = 3,757.01 : x
  2. Step 2: Convert to fraction form
    8,755.79/13,133.69 = 3,757.01/x
  3. Step 3: Cross multiply
    8,755.79x = 13,133.69 × 3,757.01
  4. Step 4: Simplify right side
    8,755.79x = 49,343,385.88
  5. Step 5: Solve for x
    x = 49,343,385.88/8,755.79
  6. Step 6: Final answer
    x = 5,635.52

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.