Home / 5,327.10-7,992.20-2,206.53

Finding the Fourth Proportional to 5,327.10, 7,992.20 and 2,206.53

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Solution

The fourth proportional to 5,327.10, 7,992.20 and 2,206.53 is: 3,310.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,327.10 : 7,992.20 = 2,206.53 : x
  2. Step 2: Convert to fraction form
    5,327.10/7,992.20 = 2,206.53/x
  3. Step 3: Cross multiply
    5,327.10x = 7,992.20 × 2,206.53
  4. Step 4: Simplify right side
    5,327.10x = 17,635,018.03
  5. Step 5: Solve for x
    x = 17,635,018.03/5,327.10
  6. Step 6: Final answer
    x = 3,310.43

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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.