Home / 4,143.70-6,223.78-2,481.04

Finding the Fourth Proportional to 4,143.70, 6,223.78 and 2,481.04

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Solution

The fourth proportional to 4,143.70, 6,223.78 and 2,481.04 is: 3,726.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,143.70 : 6,223.78 = 2,481.04 : x
  2. Step 2: Convert to fraction form
    4,143.70/6,223.78 = 2,481.04/x
  3. Step 3: Cross multiply
    4,143.70x = 6,223.78 × 2,481.04
  4. Step 4: Simplify right side
    4,143.70x = 15,441,447.13
  5. Step 5: Solve for x
    x = 15,441,447.13/4,143.70
  6. Step 6: Final answer
    x = 3,726.49

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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.