Home / 2,257.20-3,385.68-795.96

Finding the Fourth Proportional to 2,257.20, 3,385.68 and 795.96

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Solution

The fourth proportional to 2,257.20, 3,385.68 and 795.96 is: 1,193.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,257.20 : 3,385.68 = 795.96 : x
  2. Step 2: Convert to fraction form
    2,257.20/3,385.68 = 795.96/x
  3. Step 3: Cross multiply
    2,257.20x = 3,385.68 × 795.96
  4. Step 4: Simplify right side
    2,257.20x = 2,694,865.85
  5. Step 5: Solve for x
    x = 2,694,865.85/2,257.20
  6. Step 6: Final answer
    x = 1,193.90

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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.