Home / 11,234.87-16,854.29-3,837.60

Finding the Fourth Proportional to 11,234.87, 16,854.29 and 3,837.60

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Solution

The fourth proportional to 11,234.87, 16,854.29 and 3,837.60 is: 5,757.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,234.87 : 16,854.29 = 3,837.60 : x
  2. Step 2: Convert to fraction form
    11,234.87/16,854.29 = 3,837.60/x
  3. Step 3: Cross multiply
    11,234.87x = 16,854.29 × 3,837.60
  4. Step 4: Simplify right side
    11,234.87x = 64,680,023.30
  5. Step 5: Solve for x
    x = 64,680,023.30/11,234.87
  6. Step 6: Final answer
    x = 5,757.08

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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.