Home / 8,347.12-12,520.68-5,061.16

Finding the Fourth Proportional to 8,347.12, 12,520.68 and 5,061.16

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Solution

The fourth proportional to 8,347.12, 12,520.68 and 5,061.16 is: 7,591.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,347.12 : 12,520.68 = 5,061.16 : x
  2. Step 2: Convert to fraction form
    8,347.12/12,520.68 = 5,061.16/x
  3. Step 3: Cross multiply
    8,347.12x = 12,520.68 × 5,061.16
  4. Step 4: Simplify right side
    8,347.12x = 63,369,164.79
  5. Step 5: Solve for x
    x = 63,369,164.79/8,347.12
  6. Step 6: Final answer
    x = 7,591.74

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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.