Home / 3,949.75-5,912.30-3,359.26

Finding the Fourth Proportional to 3,949.75, 5,912.30 and 3,359.26

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Solution

The fourth proportional to 3,949.75, 5,912.30 and 3,359.26 is: 5,028.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,949.75 : 5,912.30 = 3,359.26 : x
  2. Step 2: Convert to fraction form
    3,949.75/5,912.30 = 3,359.26/x
  3. Step 3: Cross multiply
    3,949.75x = 5,912.30 × 3,359.26
  4. Step 4: Simplify right side
    3,949.75x = 19,860,946.52
  5. Step 5: Solve for x
    x = 19,860,946.52/3,949.75
  6. Step 6: Final answer
    x = 5,028.41

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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.