Home / 11,167.85-16,753.60-3,772.75

Finding the Fourth Proportional to 11,167.85, 16,753.60 and 3,772.75

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Solution

The fourth proportional to 11,167.85, 16,753.60 and 3,772.75 is: 5,659.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,167.85 : 16,753.60 = 3,772.75 : x
  2. Step 2: Convert to fraction form
    11,167.85/16,753.60 = 3,772.75/x
  3. Step 3: Cross multiply
    11,167.85x = 16,753.60 × 3,772.75
  4. Step 4: Simplify right side
    11,167.85x = 63,207,144.40
  5. Step 5: Solve for x
    x = 63,207,144.40/11,167.85
  6. Step 6: Final answer
    x = 5,659.74

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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.