Home / 10,067.31-15,083.91-6,163.56

Finding the Fourth Proportional to 10,067.31, 15,083.91 and 6,163.56

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Solution

The fourth proportional to 10,067.31, 15,083.91 and 6,163.56 is: 9,234.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,067.31 : 15,083.91 = 6,163.56 : x
  2. Step 2: Convert to fraction form
    10,067.31/15,083.91 = 6,163.56/x
  3. Step 3: Cross multiply
    10,067.31x = 15,083.91 × 6,163.56
  4. Step 4: Simplify right side
    10,067.31x = 92,970,584.32
  5. Step 5: Solve for x
    x = 92,970,584.32/10,067.31
  6. Step 6: Final answer
    x = 9,234.90

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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.