Home / 9,177.92-12,730.52-8,863.24

Finding the Fourth Proportional to 9,177.92, 12,730.52 and 8,863.24

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Solution

The fourth proportional to 9,177.92, 12,730.52 and 8,863.24 is: 12,294.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,177.92 : 12,730.52 = 8,863.24 : x
  2. Step 2: Convert to fraction form
    9,177.92/12,730.52 = 8,863.24/x
  3. Step 3: Cross multiply
    9,177.92x = 12,730.52 × 8,863.24
  4. Step 4: Simplify right side
    9,177.92x = 112,833,654.08
  5. Step 5: Solve for x
    x = 112,833,654.08/9,177.92
  6. Step 6: Final answer
    x = 12,294.03

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.