Home / 2,481.13-3,723.74-1,248.89

Finding the Fourth Proportional to 2,481.13, 3,723.74 and 1,248.89

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Solution

The fourth proportional to 2,481.13, 3,723.74 and 1,248.89 is: 1,874.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,481.13 : 3,723.74 = 1,248.89 : x
  2. Step 2: Convert to fraction form
    2,481.13/3,723.74 = 1,248.89/x
  3. Step 3: Cross multiply
    2,481.13x = 3,723.74 × 1,248.89
  4. Step 4: Simplify right side
    2,481.13x = 4,650,541.65
  5. Step 5: Solve for x
    x = 4,650,541.65/2,481.13
  6. Step 6: Final answer
    x = 1,874.36

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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.