Home / 3,330.75-4,996.13-1,251.23

Finding the Fourth Proportional to 3,330.75, 4,996.13 and 1,251.23

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Solution

The fourth proportional to 3,330.75, 4,996.13 and 1,251.23 is: 1,876.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,330.75 : 4,996.13 = 1,251.23 : x
  2. Step 2: Convert to fraction form
    3,330.75/4,996.13 = 1,251.23/x
  3. Step 3: Cross multiply
    3,330.75x = 4,996.13 × 1,251.23
  4. Step 4: Simplify right side
    3,330.75x = 6,251,313.97
  5. Step 5: Solve for x
    x = 6,251,313.97/3,330.75
  6. Step 6: Final answer
    x = 1,876.85

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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.