Home / 8,839.13-12,198.68-6,192.86

Finding the Fourth Proportional to 8,839.13, 12,198.68 and 6,192.86

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Solution

The fourth proportional to 8,839.13, 12,198.68 and 6,192.86 is: 8,546.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,839.13 : 12,198.68 = 6,192.86 : x
  2. Step 2: Convert to fraction form
    8,839.13/12,198.68 = 6,192.86/x
  3. Step 3: Cross multiply
    8,839.13x = 12,198.68 × 6,192.86
  4. Step 4: Simplify right side
    8,839.13x = 75,544,631.27
  5. Step 5: Solve for x
    x = 75,544,631.27/8,839.13
  6. Step 6: Final answer
    x = 8,546.62

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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.