Home / 5,423.44-8,134.62-2,499.88

Finding the Fourth Proportional to 5,423.44, 8,134.62 and 2,499.88

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Solution

The fourth proportional to 5,423.44, 8,134.62 and 2,499.88 is: 3,749.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,423.44 : 8,134.62 = 2,499.88 : x
  2. Step 2: Convert to fraction form
    5,423.44/8,134.62 = 2,499.88/x
  3. Step 3: Cross multiply
    5,423.44x = 8,134.62 × 2,499.88
  4. Step 4: Simplify right side
    5,423.44x = 20,335,573.85
  5. Step 5: Solve for x
    x = 20,335,573.85/5,423.44
  6. Step 6: Final answer
    x = 3,749.57

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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.