Home / 7,372.20-11,058-1,825.56

Finding the Fourth Proportional to 7,372.20, 11,058 and 1,825.56

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Solution

The fourth proportional to 7,372.20, 11,058 and 1,825.56 is: 2,738.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,372.20 : 11,058 = 1,825.56 : x
  2. Step 2: Convert to fraction form
    7,372.20/11,058 = 1,825.56/x
  3. Step 3: Cross multiply
    7,372.20x = 11,058 × 1,825.56
  4. Step 4: Simplify right side
    7,372.20x = 20,187,042.48
  5. Step 5: Solve for x
    x = 20,187,042.48/7,372.20
  6. Step 6: Final answer
    x = 2,738.27

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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.