Home / 2,236.62-3,352.44-1,138.71

Finding the Fourth Proportional to 2,236.62, 3,352.44 and 1,138.71

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Solution

The fourth proportional to 2,236.62, 3,352.44 and 1,138.71 is: 1,706.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,236.62 : 3,352.44 = 1,138.71 : x
  2. Step 2: Convert to fraction form
    2,236.62/3,352.44 = 1,138.71/x
  3. Step 3: Cross multiply
    2,236.62x = 3,352.44 × 1,138.71
  4. Step 4: Simplify right side
    2,236.62x = 3,817,456.95
  5. Step 5: Solve for x
    x = 3,817,456.95/2,236.62
  6. Step 6: Final answer
    x = 1,706.80

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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.