Home / 8,552.40-12,827.68-3,005.92

Finding the Fourth Proportional to 8,552.40, 12,827.68 and 3,005.92

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Solution

The fourth proportional to 8,552.40, 12,827.68 and 3,005.92 is: 4,508.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,552.40 : 12,827.68 = 3,005.92 : x
  2. Step 2: Convert to fraction form
    8,552.40/12,827.68 = 3,005.92/x
  3. Step 3: Cross multiply
    8,552.40x = 12,827.68 × 3,005.92
  4. Step 4: Simplify right side
    8,552.40x = 38,558,979.87
  5. Step 5: Solve for x
    x = 38,558,979.87/8,552.40
  6. Step 6: Final answer
    x = 4,508.56

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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.