Home / 5,489.05-8,219.55-3,021.16

Finding the Fourth Proportional to 5,489.05, 8,219.55 and 3,021.16

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Solution

The fourth proportional to 5,489.05, 8,219.55 and 3,021.16 is: 4,524.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,489.05 : 8,219.55 = 3,021.16 : x
  2. Step 2: Convert to fraction form
    5,489.05/8,219.55 = 3,021.16/x
  3. Step 3: Cross multiply
    5,489.05x = 8,219.55 × 3,021.16
  4. Step 4: Simplify right side
    5,489.05x = 24,832,575.68
  5. Step 5: Solve for x
    x = 24,832,575.68/5,489.05
  6. Step 6: Final answer
    x = 4,524.02

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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.