Home / 3,261.11-4,882.34-2,163.29

Finding the Fourth Proportional to 3,261.11, 4,882.34 and 2,163.29

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Solution

The fourth proportional to 3,261.11, 4,882.34 and 2,163.29 is: 3,238.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,261.11 : 4,882.34 = 2,163.29 : x
  2. Step 2: Convert to fraction form
    3,261.11/4,882.34 = 2,163.29/x
  3. Step 3: Cross multiply
    3,261.11x = 4,882.34 × 2,163.29
  4. Step 4: Simplify right side
    3,261.11x = 10,561,882.07
  5. Step 5: Solve for x
    x = 10,561,882.07/3,261.11
  6. Step 6: Final answer
    x = 3,238.74

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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.