Home / 8,937.23-13,404.90-3,672.80

Finding the Fourth Proportional to 8,937.23, 13,404.90 and 3,672.80

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Solution

The fourth proportional to 8,937.23, 13,404.90 and 3,672.80 is: 5,508.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,937.23 : 13,404.90 = 3,672.80 : x
  2. Step 2: Convert to fraction form
    8,937.23/13,404.90 = 3,672.80/x
  3. Step 3: Cross multiply
    8,937.23x = 13,404.90 × 3,672.80
  4. Step 4: Simplify right side
    8,937.23x = 49,233,449.70
  5. Step 5: Solve for x
    x = 49,233,449.70/8,937.23
  6. Step 6: Final answer
    x = 5,508.81

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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.