Home / 11,444.30-15,791.30-6,408.73

Finding the Fourth Proportional to 11,444.30, 15,791.30 and 6,408.73

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Solution

The fourth proportional to 11,444.30, 15,791.30 and 6,408.73 is: 8,843.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,444.30 : 15,791.30 = 6,408.73 : x
  2. Step 2: Convert to fraction form
    11,444.30/15,791.30 = 6,408.73/x
  3. Step 3: Cross multiply
    11,444.30x = 15,791.30 × 6,408.73
  4. Step 4: Simplify right side
    11,444.30x = 101,202,154.59
  5. Step 5: Solve for x
    x = 101,202,154.59/11,444.30
  6. Step 6: Final answer
    x = 8,843.02

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.