Home / 3,610.14-5,418.85-2,571.31

Finding the Fourth Proportional to 3,610.14, 5,418.85 and 2,571.31

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Solution

The fourth proportional to 3,610.14, 5,418.85 and 2,571.31 is: 3,859.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,610.14 : 5,418.85 = 2,571.31 : x
  2. Step 2: Convert to fraction form
    3,610.14/5,418.85 = 2,571.31/x
  3. Step 3: Cross multiply
    3,610.14x = 5,418.85 × 2,571.31
  4. Step 4: Simplify right side
    3,610.14x = 13,933,543.19
  5. Step 5: Solve for x
    x = 13,933,543.19/3,610.14
  6. Step 6: Final answer
    x = 3,859.56

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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.