Home / 11,961.66-17,941.77-3,753.66

Finding the Fourth Proportional to 11,961.66, 17,941.77 and 3,753.66

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Solution

The fourth proportional to 11,961.66, 17,941.77 and 3,753.66 is: 5,630.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,961.66 : 17,941.77 = 3,753.66 : x
  2. Step 2: Convert to fraction form
    11,961.66/17,941.77 = 3,753.66/x
  3. Step 3: Cross multiply
    11,961.66x = 17,941.77 × 3,753.66
  4. Step 4: Simplify right side
    11,961.66x = 67,347,304.38
  5. Step 5: Solve for x
    x = 67,347,304.38/11,961.66
  6. Step 6: Final answer
    x = 5,630.26

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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.