Home / 6,251.17-9,375.88-2,091.09

Finding the Fourth Proportional to 6,251.17, 9,375.88 and 2,091.09

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Solution

The fourth proportional to 6,251.17, 9,375.88 and 2,091.09 is: 3,136.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,251.17 : 9,375.88 = 2,091.09 : x
  2. Step 2: Convert to fraction form
    6,251.17/9,375.88 = 2,091.09/x
  3. Step 3: Cross multiply
    6,251.17x = 9,375.88 × 2,091.09
  4. Step 4: Simplify right side
    6,251.17x = 19,605,808.91
  5. Step 5: Solve for x
    x = 19,605,808.91/6,251.17
  6. Step 6: Final answer
    x = 3,136.34

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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.