Home / 2,257.17-3,380.68-1,759.69

Finding the Fourth Proportional to 2,257.17, 3,380.68 and 1,759.69

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Solution

The fourth proportional to 2,257.17, 3,380.68 and 1,759.69 is: 2,635.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,257.17 : 3,380.68 = 1,759.69 : x
  2. Step 2: Convert to fraction form
    2,257.17/3,380.68 = 1,759.69/x
  3. Step 3: Cross multiply
    2,257.17x = 3,380.68 × 1,759.69
  4. Step 4: Simplify right side
    2,257.17x = 5,948,948.79
  5. Step 5: Solve for x
    x = 5,948,948.79/2,257.17
  6. Step 6: Final answer
    x = 2,635.58

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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.