Home / 3,759.90-5,644.17-2,612.94

Finding the Fourth Proportional to 3,759.90, 5,644.17 and 2,612.94

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Solution

The fourth proportional to 3,759.90, 5,644.17 and 2,612.94 is: 3,922.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,759.90 : 5,644.17 = 2,612.94 : x
  2. Step 2: Convert to fraction form
    3,759.90/5,644.17 = 2,612.94/x
  3. Step 3: Cross multiply
    3,759.90x = 5,644.17 × 2,612.94
  4. Step 4: Simplify right side
    3,759.90x = 14,747,877.56
  5. Step 5: Solve for x
    x = 14,747,877.56/3,759.90
  6. Step 6: Final answer
    x = 3,922.41

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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.