Home / 5,486.12-8,231.24-3,296.44

Finding the Fourth Proportional to 5,486.12, 8,231.24 and 3,296.44

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Solution

The fourth proportional to 5,486.12, 8,231.24 and 3,296.44 is: 4,945.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,486.12 : 8,231.24 = 3,296.44 : x
  2. Step 2: Convert to fraction form
    5,486.12/8,231.24 = 3,296.44/x
  3. Step 3: Cross multiply
    5,486.12x = 8,231.24 × 3,296.44
  4. Step 4: Simplify right side
    5,486.12x = 27,133,788.79
  5. Step 5: Solve for x
    x = 27,133,788.79/5,486.12
  6. Step 6: Final answer
    x = 4,945.90

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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.