Home / 10,251.16-15,375.97-2,754.10

Finding the Fourth Proportional to 10,251.16, 15,375.97 and 2,754.10

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Solution

The fourth proportional to 10,251.16, 15,375.97 and 2,754.10 is: 4,130.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,251.16 : 15,375.97 = 2,754.10 : x
  2. Step 2: Convert to fraction form
    10,251.16/15,375.97 = 2,754.10/x
  3. Step 3: Cross multiply
    10,251.16x = 15,375.97 × 2,754.10
  4. Step 4: Simplify right side
    10,251.16x = 42,346,958.98
  5. Step 5: Solve for x
    x = 42,346,958.98/10,251.16
  6. Step 6: Final answer
    x = 4,130.94

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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.