Home / 10,408.97-15,611.90-3,833.62

Finding the Fourth Proportional to 10,408.97, 15,611.90 and 3,833.62

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Solution

The fourth proportional to 10,408.97, 15,611.90 and 3,833.62 is: 5,749.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,408.97 : 15,611.90 = 3,833.62 : x
  2. Step 2: Convert to fraction form
    10,408.97/15,611.90 = 3,833.62/x
  3. Step 3: Cross multiply
    10,408.97x = 15,611.90 × 3,833.62
  4. Step 4: Simplify right side
    10,408.97x = 59,850,033.88
  5. Step 5: Solve for x
    x = 59,850,033.88/10,408.97
  6. Step 6: Final answer
    x = 5,749.85

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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.