Home / 3,359.49-5,028.69-2,122.62

Finding the Fourth Proportional to 3,359.49, 5,028.69 and 2,122.62

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Solution

The fourth proportional to 3,359.49, 5,028.69 and 2,122.62 is: 3,177.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,359.49 : 5,028.69 = 2,122.62 : x
  2. Step 2: Convert to fraction form
    3,359.49/5,028.69 = 2,122.62/x
  3. Step 3: Cross multiply
    3,359.49x = 5,028.69 × 2,122.62
  4. Step 4: Simplify right side
    3,359.49x = 10,673,997.97
  5. Step 5: Solve for x
    x = 10,673,997.97/3,359.49
  6. Step 6: Final answer
    x = 3,177.27

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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.