Home / 8,766.74-13,149.56-3,572.48

Finding the Fourth Proportional to 8,766.74, 13,149.56 and 3,572.48

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Solution

The fourth proportional to 8,766.74, 13,149.56 and 3,572.48 is: 5,358.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,766.74 : 13,149.56 = 3,572.48 : x
  2. Step 2: Convert to fraction form
    8,766.74/13,149.56 = 3,572.48/x
  3. Step 3: Cross multiply
    8,766.74x = 13,149.56 × 3,572.48
  4. Step 4: Simplify right side
    8,766.74x = 46,976,540.11
  5. Step 5: Solve for x
    x = 46,976,540.11/8,766.74
  6. Step 6: Final answer
    x = 5,358.50

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Double scale
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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.