Home / 11,150.84-16,723.67-3,251.31

Finding the Fourth Proportional to 11,150.84, 16,723.67 and 3,251.31

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Solution

The fourth proportional to 11,150.84, 16,723.67 and 3,251.31 is: 4,876.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,150.84 : 16,723.67 = 3,251.31 : x
  2. Step 2: Convert to fraction form
    11,150.84/16,723.67 = 3,251.31/x
  3. Step 3: Cross multiply
    11,150.84x = 16,723.67 × 3,251.31
  4. Step 4: Simplify right side
    11,150.84x = 54,373,819.25
  5. Step 5: Solve for x
    x = 54,373,819.25/11,150.84
  6. Step 6: Final answer
    x = 4,876.21

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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.