Home / 2,238.39-3,355.17-1,262.46

Finding the Fourth Proportional to 2,238.39, 3,355.17 and 1,262.46

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Solution

The fourth proportional to 2,238.39, 3,355.17 and 1,262.46 is: 1,892.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,238.39 : 3,355.17 = 1,262.46 : x
  2. Step 2: Convert to fraction form
    2,238.39/3,355.17 = 1,262.46/x
  3. Step 3: Cross multiply
    2,238.39x = 3,355.17 × 1,262.46
  4. Step 4: Simplify right side
    2,238.39x = 4,235,767.92
  5. Step 5: Solve for x
    x = 4,235,767.92/2,238.39
  6. Step 6: Final answer
    x = 1,892.33

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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.