Home / 4,989.48-7,481.22-3,674.04

Finding the Fourth Proportional to 4,989.48, 7,481.22 and 3,674.04

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Solution

The fourth proportional to 4,989.48, 7,481.22 and 3,674.04 is: 5,508.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,989.48 : 7,481.22 = 3,674.04 : x
  2. Step 2: Convert to fraction form
    4,989.48/7,481.22 = 3,674.04/x
  3. Step 3: Cross multiply
    4,989.48x = 7,481.22 × 3,674.04
  4. Step 4: Simplify right side
    4,989.48x = 27,486,301.53
  5. Step 5: Solve for x
    x = 27,486,301.53/4,989.48
  6. Step 6: Final answer
    x = 5,508.85

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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.