Home / 11,273.38-16,903.86-3,481.18

Finding the Fourth Proportional to 11,273.38, 16,903.86 and 3,481.18

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Solution

The fourth proportional to 11,273.38, 16,903.86 and 3,481.18 is: 5,219.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,273.38 : 16,903.86 = 3,481.18 : x
  2. Step 2: Convert to fraction form
    11,273.38/16,903.86 = 3,481.18/x
  3. Step 3: Cross multiply
    11,273.38x = 16,903.86 × 3,481.18
  4. Step 4: Simplify right side
    11,273.38x = 58,845,379.35
  5. Step 5: Solve for x
    x = 58,845,379.35/11,273.38
  6. Step 6: Final answer
    x = 5,219.85

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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.