Home / 8,755.43-12,082.28-4,776.57

Finding the Fourth Proportional to 8,755.43, 12,082.28 and 4,776.57

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Solution

The fourth proportional to 8,755.43, 12,082.28 and 4,776.57 is: 6,591.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,755.43 : 12,082.28 = 4,776.57 : x
  2. Step 2: Convert to fraction form
    8,755.43/12,082.28 = 4,776.57/x
  3. Step 3: Cross multiply
    8,755.43x = 12,082.28 × 4,776.57
  4. Step 4: Simplify right side
    8,755.43x = 57,711,832.30
  5. Step 5: Solve for x
    x = 57,711,832.30/8,755.43
  6. Step 6: Final answer
    x = 6,591.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.