Home / 10,408.31-15,605.17-3,833.66

Finding the Fourth Proportional to 10,408.31, 15,605.17 and 3,833.66

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Solution

The fourth proportional to 10,408.31, 15,605.17 and 3,833.66 is: 5,747.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,408.31 : 15,605.17 = 3,833.66 : x
  2. Step 2: Convert to fraction form
    10,408.31/15,605.17 = 3,833.66/x
  3. Step 3: Cross multiply
    10,408.31x = 15,605.17 × 3,833.66
  4. Step 4: Simplify right side
    10,408.31x = 59,824,828.41
  5. Step 5: Solve for x
    x = 59,824,828.41/10,408.31
  6. Step 6: Final answer
    x = 5,747.79

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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.