Home / 4,949.82-7,425.78-2,028.12

Finding the Fourth Proportional to 4,949.82, 7,425.78 and 2,028.12

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Solution

The fourth proportional to 4,949.82, 7,425.78 and 2,028.12 is: 3,042.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,949.82 : 7,425.78 = 2,028.12 : x
  2. Step 2: Convert to fraction form
    4,949.82/7,425.78 = 2,028.12/x
  3. Step 3: Cross multiply
    4,949.82x = 7,425.78 × 2,028.12
  4. Step 4: Simplify right side
    4,949.82x = 15,060,372.93
  5. Step 5: Solve for x
    x = 15,060,372.93/4,949.82
  6. Step 6: Final answer
    x = 3,042.61

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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.