Home / 2,248.12-3,372.79-1,274.91

Finding the Fourth Proportional to 2,248.12, 3,372.79 and 1,274.91

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Solution

The fourth proportional to 2,248.12, 3,372.79 and 1,274.91 is: 1,912.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,248.12 : 3,372.79 = 1,274.91 : x
  2. Step 2: Convert to fraction form
    2,248.12/3,372.79 = 1,274.91/x
  3. Step 3: Cross multiply
    2,248.12x = 3,372.79 × 1,274.91
  4. Step 4: Simplify right side
    2,248.12x = 4,300,003.70
  5. Step 5: Solve for x
    x = 4,300,003.70/2,248.12
  6. Step 6: Final answer
    x = 1,912.71

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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.