Home / 8,772.18-13,163.45-3,229.42

Finding the Fourth Proportional to 8,772.18, 13,163.45 and 3,229.42

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Solution

The fourth proportional to 8,772.18, 13,163.45 and 3,229.42 is: 4,846.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,772.18 : 13,163.45 = 3,229.42 : x
  2. Step 2: Convert to fraction form
    8,772.18/13,163.45 = 3,229.42/x
  3. Step 3: Cross multiply
    8,772.18x = 13,163.45 × 3,229.42
  4. Step 4: Simplify right side
    8,772.18x = 42,510,242.88
  5. Step 5: Solve for x
    x = 42,510,242.88/8,772.18
  6. Step 6: Final answer
    x = 4,846.03

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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.