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Finding the Fourth Proportional to 8,914.14, 13,371.17 and 2,250.65

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Solution

The fourth proportional to 8,914.14, 13,371.17 and 2,250.65 is: 3,375.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,914.14 : 13,371.17 = 2,250.65 : x
  2. Step 2: Convert to fraction form
    8,914.14/13,371.17 = 2,250.65/x
  3. Step 3: Cross multiply
    8,914.14x = 13,371.17 × 2,250.65
  4. Step 4: Simplify right side
    8,914.14x = 30,093,745.65
  5. Step 5: Solve for x
    x = 30,093,745.65/8,914.14
  6. Step 6: Final answer
    x = 3,375.96

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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.