Home / 2,260.45-3,391.19-1,028.22

Finding the Fourth Proportional to 2,260.45, 3,391.19 and 1,028.22

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Solution

The fourth proportional to 2,260.45, 3,391.19 and 1,028.22 is: 1,542.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,260.45 : 3,391.19 = 1,028.22 : x
  2. Step 2: Convert to fraction form
    2,260.45/3,391.19 = 1,028.22/x
  3. Step 3: Cross multiply
    2,260.45x = 3,391.19 × 1,028.22
  4. Step 4: Simplify right side
    2,260.45x = 3,486,889.38
  5. Step 5: Solve for x
    x = 3,486,889.38/2,260.45
  6. Step 6: Final answer
    x = 1,542.56

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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.