Home / 10,066.20-15,097.14-3,136.92

Finding the Fourth Proportional to 10,066.20, 15,097.14 and 3,136.92

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Solution

The fourth proportional to 10,066.20, 15,097.14 and 3,136.92 is: 4,704.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,066.20 : 15,097.14 = 3,136.92 : x
  2. Step 2: Convert to fraction form
    10,066.20/15,097.14 = 3,136.92/x
  3. Step 3: Cross multiply
    10,066.20x = 15,097.14 × 3,136.92
  4. Step 4: Simplify right side
    10,066.20x = 47,358,520.41
  5. Step 5: Solve for x
    x = 47,358,520.41/10,066.20
  6. Step 6: Final answer
    x = 4,704.71

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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.