Home / 8,407.13-12,610.69-2,251.13

Finding the Fourth Proportional to 8,407.13, 12,610.69 and 2,251.13

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Solution

The fourth proportional to 8,407.13, 12,610.69 and 2,251.13 is: 3,376.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,407.13 : 12,610.69 = 2,251.13 : x
  2. Step 2: Convert to fraction form
    8,407.13/12,610.69 = 2,251.13/x
  3. Step 3: Cross multiply
    8,407.13x = 12,610.69 × 2,251.13
  4. Step 4: Simplify right side
    8,407.13x = 28,388,233.90
  5. Step 5: Solve for x
    x = 28,388,233.90/8,407.13
  6. Step 6: Final answer
    x = 3,376.69

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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.