Home / 6,266.20-9,399.30-4,297.90

Finding the Fourth Proportional to 6,266.20, 9,399.30 and 4,297.90

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Solution

The fourth proportional to 6,266.20, 9,399.30 and 4,297.90 is: 6,446.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,266.20 : 9,399.30 = 4,297.90 : x
  2. Step 2: Convert to fraction form
    6,266.20/9,399.30 = 4,297.90/x
  3. Step 3: Cross multiply
    6,266.20x = 9,399.30 × 4,297.90
  4. Step 4: Simplify right side
    6,266.20x = 40,397,251.47
  5. Step 5: Solve for x
    x = 40,397,251.47/6,266.20
  6. Step 6: Final answer
    x = 6,446.85

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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.