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Finding the Fourth Proportional to 9,449.97, 14,174.96 and 4,249.77

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Solution

The fourth proportional to 9,449.97, 14,174.96 and 4,249.77 is: 6,374.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,449.97 : 14,174.96 = 4,249.77 : x
  2. Step 2: Convert to fraction form
    9,449.97/14,174.96 = 4,249.77/x
  3. Step 3: Cross multiply
    9,449.97x = 14,174.96 × 4,249.77
  4. Step 4: Simplify right side
    9,449.97x = 60,240,319.76
  5. Step 5: Solve for x
    x = 60,240,319.76/9,449.97
  6. Step 6: Final answer
    x = 6,374.66

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Half scale
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Double scale
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Similar ratio
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1.5x scale

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.