Home / 10,755.11-16,126.52-6,375.65

Finding the Fourth Proportional to 10,755.11, 16,126.52 and 6,375.65

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Solution

The fourth proportional to 10,755.11, 16,126.52 and 6,375.65 is: 9,559.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,755.11 : 16,126.52 = 6,375.65 : x
  2. Step 2: Convert to fraction form
    10,755.11/16,126.52 = 6,375.65/x
  3. Step 3: Cross multiply
    10,755.11x = 16,126.52 × 6,375.65
  4. Step 4: Simplify right side
    10,755.11x = 102,816,934.73
  5. Step 5: Solve for x
    x = 102,816,934.73/10,755.11
  6. Step 6: Final answer
    x = 9,559.83

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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.