Home / 6,258.20-9,387.30-5,747.90

Finding the Fourth Proportional to 6,258.20, 9,387.30 and 5,747.90

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Solution

The fourth proportional to 6,258.20, 9,387.30 and 5,747.90 is: 8,621.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,258.20 : 9,387.30 = 5,747.90 : x
  2. Step 2: Convert to fraction form
    6,258.20/9,387.30 = 5,747.90/x
  3. Step 3: Cross multiply
    6,258.20x = 9,387.30 × 5,747.90
  4. Step 4: Simplify right side
    6,258.20x = 53,957,261.67
  5. Step 5: Solve for x
    x = 53,957,261.67/6,258.20
  6. Step 6: Final answer
    x = 8,621.85

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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.