Home / 10,175.38-15,263.36-3,249.88

Finding the Fourth Proportional to 10,175.38, 15,263.36 and 3,249.88

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Solution

The fourth proportional to 10,175.38, 15,263.36 and 3,249.88 is: 4,874.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,175.38 : 15,263.36 = 3,249.88 : x
  2. Step 2: Convert to fraction form
    10,175.38/15,263.36 = 3,249.88/x
  3. Step 3: Cross multiply
    10,175.38x = 15,263.36 × 3,249.88
  4. Step 4: Simplify right side
    10,175.38x = 49,604,088.40
  5. Step 5: Solve for x
    x = 49,604,088.40/10,175.38
  6. Step 6: Final answer
    x = 4,874.91

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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.