Home / 8,860.38-12,228.67-6,732.44

Finding the Fourth Proportional to 8,860.38, 12,228.67 and 6,732.44

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Solution

The fourth proportional to 8,860.38, 12,228.67 and 6,732.44 is: 9,291.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,860.38 : 12,228.67 = 6,732.44 : x
  2. Step 2: Convert to fraction form
    8,860.38/12,228.67 = 6,732.44/x
  3. Step 3: Cross multiply
    8,860.38x = 12,228.67 × 6,732.44
  4. Step 4: Simplify right side
    8,860.38x = 82,328,780.18
  5. Step 5: Solve for x
    x = 82,328,780.18/8,860.38
  6. Step 6: Final answer
    x = 9,291.79

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.