Home / 10,830.56-16,241.61-3,331.88

Finding the Fourth Proportional to 10,830.56, 16,241.61 and 3,331.88

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Solution

The fourth proportional to 10,830.56, 16,241.61 and 3,331.88 is: 4,996.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,830.56 : 16,241.61 = 3,331.88 : x
  2. Step 2: Convert to fraction form
    10,830.56/16,241.61 = 3,331.88/x
  3. Step 3: Cross multiply
    10,830.56x = 16,241.61 × 3,331.88
  4. Step 4: Simplify right side
    10,830.56x = 54,115,179.08
  5. Step 5: Solve for x
    x = 54,115,179.08/10,830.56
  6. Step 6: Final answer
    x = 4,996.53

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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.