Home / 8,423.92-12,631.20-6,084.88

Finding the Fourth Proportional to 8,423.92, 12,631.20 and 6,084.88

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Solution

The fourth proportional to 8,423.92, 12,631.20 and 6,084.88 is: 9,123.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,423.92 : 12,631.20 = 6,084.88 : x
  2. Step 2: Convert to fraction form
    8,423.92/12,631.20 = 6,084.88/x
  3. Step 3: Cross multiply
    8,423.92x = 12,631.20 × 6,084.88
  4. Step 4: Simplify right side
    8,423.92x = 76,859,336.26
  5. Step 5: Solve for x
    x = 76,859,336.26/8,423.92
  6. Step 6: Final answer
    x = 9,123.94

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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.