Home / 3,355.38-5,033.16-2,125.26

Finding the Fourth Proportional to 3,355.38, 5,033.16 and 2,125.26

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Solution

The fourth proportional to 3,355.38, 5,033.16 and 2,125.26 is: 3,187.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,355.38 : 5,033.16 = 2,125.26 : x
  2. Step 2: Convert to fraction form
    3,355.38/5,033.16 = 2,125.26/x
  3. Step 3: Cross multiply
    3,355.38x = 5,033.16 × 2,125.26
  4. Step 4: Simplify right side
    3,355.38x = 10,696,773.62
  5. Step 5: Solve for x
    x = 10,696,773.62/3,355.38
  6. Step 6: Final answer
    x = 3,187.95

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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.