Home / 11,727.41-17,591.30-3,829.89

Finding the Fourth Proportional to 11,727.41, 17,591.30 and 3,829.89

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Solution

The fourth proportional to 11,727.41, 17,591.30 and 3,829.89 is: 5,744.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,727.41 : 17,591.30 = 3,829.89 : x
  2. Step 2: Convert to fraction form
    11,727.41/17,591.30 = 3,829.89/x
  3. Step 3: Cross multiply
    11,727.41x = 17,591.30 × 3,829.89
  4. Step 4: Simplify right side
    11,727.41x = 67,372,743.96
  5. Step 5: Solve for x
    x = 67,372,743.96/11,727.41
  6. Step 6: Final answer
    x = 5,744.90

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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.