Home / 5,423.24-8,132.82-2,134.54

Finding the Fourth Proportional to 5,423.24, 8,132.82 and 2,134.54

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Solution

The fourth proportional to 5,423.24, 8,132.82 and 2,134.54 is: 3,201.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,423.24 : 8,132.82 = 2,134.54 : x
  2. Step 2: Convert to fraction form
    5,423.24/8,132.82 = 2,134.54/x
  3. Step 3: Cross multiply
    5,423.24x = 8,132.82 × 2,134.54
  4. Step 4: Simplify right side
    5,423.24x = 17,359,829.60
  5. Step 5: Solve for x
    x = 17,359,829.60/5,423.24
  6. Step 6: Final answer
    x = 3,201.01

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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.