Home / 11,273.72-16,905.24-3,373.18

Finding the Fourth Proportional to 11,273.72, 16,905.24 and 3,373.18

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Solution

The fourth proportional to 11,273.72, 16,905.24 and 3,373.18 is: 5,058.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,273.72 : 16,905.24 = 3,373.18 : x
  2. Step 2: Convert to fraction form
    11,273.72/16,905.24 = 3,373.18/x
  3. Step 3: Cross multiply
    11,273.72x = 16,905.24 × 3,373.18
  4. Step 4: Simplify right side
    11,273.72x = 57,024,375.20
  5. Step 5: Solve for x
    x = 57,024,375.20/11,273.72
  6. Step 6: Final answer
    x = 5,058.17

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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.