Home / 11,451.98-17,177.84-6,454.73

Finding the Fourth Proportional to 11,451.98, 17,177.84 and 6,454.73

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Solution

The fourth proportional to 11,451.98, 17,177.84 and 6,454.73 is: 9,682.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,451.98 : 17,177.84 = 6,454.73 : x
  2. Step 2: Convert to fraction form
    11,451.98/17,177.84 = 6,454.73/x
  3. Step 3: Cross multiply
    11,451.98x = 17,177.84 × 6,454.73
  4. Step 4: Simplify right side
    11,451.98x = 110,878,319.18
  5. Step 5: Solve for x
    x = 110,878,319.18/11,451.98
  6. Step 6: Final answer
    x = 9,682.02

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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.