Home / 6,600.48-9,902.20-2,217.82

Finding the Fourth Proportional to 6,600.48, 9,902.20 and 2,217.82

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Solution

The fourth proportional to 6,600.48, 9,902.20 and 2,217.82 is: 3,327.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,600.48 : 9,902.20 = 2,217.82 : x
  2. Step 2: Convert to fraction form
    6,600.48/9,902.20 = 2,217.82/x
  3. Step 3: Cross multiply
    6,600.48x = 9,902.20 × 2,217.82
  4. Step 4: Simplify right side
    6,600.48x = 21,961,266.90
  5. Step 5: Solve for x
    x = 21,961,266.90/6,600.48
  6. Step 6: Final answer
    x = 3,327.22

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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.