Home / 8,319.38-12,462.66-6,241.73

Finding the Fourth Proportional to 8,319.38, 12,462.66 and 6,241.73

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Solution

The fourth proportional to 8,319.38, 12,462.66 and 6,241.73 is: 9,350.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,319.38 : 12,462.66 = 6,241.73 : x
  2. Step 2: Convert to fraction form
    8,319.38/12,462.66 = 6,241.73/x
  3. Step 3: Cross multiply
    8,319.38x = 12,462.66 × 6,241.73
  4. Step 4: Simplify right side
    8,319.38x = 77,788,496.49
  5. Step 5: Solve for x
    x = 77,788,496.49/8,319.38
  6. Step 6: Final answer
    x = 9,350.28

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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.