Home / 5,489.20-8,214.32-4,010.08

Finding the Fourth Proportional to 5,489.20, 8,214.32 and 4,010.08

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Solution

The fourth proportional to 5,489.20, 8,214.32 and 4,010.08 is: 6,000.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,489.20 : 8,214.32 = 4,010.08 : x
  2. Step 2: Convert to fraction form
    5,489.20/8,214.32 = 4,010.08/x
  3. Step 3: Cross multiply
    5,489.20x = 8,214.32 × 4,010.08
  4. Step 4: Simplify right side
    5,489.20x = 32,940,080.35
  5. Step 5: Solve for x
    x = 32,940,080.35/5,489.20
  6. Step 6: Final answer
    x = 6,000.89

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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.