Home / 8,145.28-12,217.97-2,301.94

Finding the Fourth Proportional to 8,145.28, 12,217.97 and 2,301.94

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Solution

The fourth proportional to 8,145.28, 12,217.97 and 2,301.94 is: 3,452.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,145.28 : 12,217.97 = 2,301.94 : x
  2. Step 2: Convert to fraction form
    8,145.28/12,217.97 = 2,301.94/x
  3. Step 3: Cross multiply
    8,145.28x = 12,217.97 × 2,301.94
  4. Step 4: Simplify right side
    8,145.28x = 28,125,033.86
  5. Step 5: Solve for x
    x = 28,125,033.86/8,145.28
  6. Step 6: Final answer
    x = 3,452.92

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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.