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Finding the Fourth Proportional to 6,247.62, 9,354.42 and 4,395.96

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Solution

The fourth proportional to 6,247.62, 9,354.42 and 4,395.96 is: 6,581.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,247.62 : 9,354.42 = 4,395.96 : x
  2. Step 2: Convert to fraction form
    6,247.62/9,354.42 = 4,395.96/x
  3. Step 3: Cross multiply
    6,247.62x = 9,354.42 × 4,395.96
  4. Step 4: Simplify right side
    6,247.62x = 41,121,656.14
  5. Step 5: Solve for x
    x = 41,121,656.14/6,247.62
  6. Step 6: Final answer
    x = 6,581.97

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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.