Home / 6,156.38-9,234.50-1,539.38

Finding the Fourth Proportional to 6,156.38, 9,234.50 and 1,539.38

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Solution

The fourth proportional to 6,156.38, 9,234.50 and 1,539.38 is: 2,309.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,156.38 : 9,234.50 = 1,539.38 : x
  2. Step 2: Convert to fraction form
    6,156.38/9,234.50 = 1,539.38/x
  3. Step 3: Cross multiply
    6,156.38x = 9,234.50 × 1,539.38
  4. Step 4: Simplify right side
    6,156.38x = 14,215,404.61
  5. Step 5: Solve for x
    x = 14,215,404.61/6,156.38
  6. Step 6: Final answer
    x = 2,309.05

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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.