Home / 8,488.08-12,732.66-2,644.92

Finding the Fourth Proportional to 8,488.08, 12,732.66 and 2,644.92

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Solution

The fourth proportional to 8,488.08, 12,732.66 and 2,644.92 is: 3,967.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,488.08 : 12,732.66 = 2,644.92 : x
  2. Step 2: Convert to fraction form
    8,488.08/12,732.66 = 2,644.92/x
  3. Step 3: Cross multiply
    8,488.08x = 12,732.66 × 2,644.92
  4. Step 4: Simplify right side
    8,488.08x = 33,676,867.09
  5. Step 5: Solve for x
    x = 33,676,867.09/8,488.08
  6. Step 6: Final answer
    x = 3,967.55

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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.