Home / 5,422.11-8,133.03-2,500.41

Finding the Fourth Proportional to 5,422.11, 8,133.03 and 2,500.41

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Solution

The fourth proportional to 5,422.11, 8,133.03 and 2,500.41 is: 3,750.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,422.11 : 8,133.03 = 2,500.41 : x
  2. Step 2: Convert to fraction form
    5,422.11/8,133.03 = 2,500.41/x
  3. Step 3: Cross multiply
    5,422.11x = 8,133.03 × 2,500.41
  4. Step 4: Simplify right side
    5,422.11x = 20,335,909.54
  5. Step 5: Solve for x
    x = 20,335,909.54/5,422.11
  6. Step 6: Final answer
    x = 3,750.55

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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.