Home / 10,082.20-13,910.52-6,892.83

Finding the Fourth Proportional to 10,082.20, 13,910.52 and 6,892.83

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Solution

The fourth proportional to 10,082.20, 13,910.52 and 6,892.83 is: 9,510.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,082.20 : 13,910.52 = 6,892.83 : x
  2. Step 2: Convert to fraction form
    10,082.20/13,910.52 = 6,892.83/x
  3. Step 3: Cross multiply
    10,082.20x = 13,910.52 × 6,892.83
  4. Step 4: Simplify right side
    10,082.20x = 95,882,780.02
  5. Step 5: Solve for x
    x = 95,882,780.02/10,082.20
  6. Step 6: Final answer
    x = 9,510.10

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1.5x scale

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.