Home / 10,824.75-16,237.60-3,429.75

Finding the Fourth Proportional to 10,824.75, 16,237.60 and 3,429.75

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Solution

The fourth proportional to 10,824.75, 16,237.60 and 3,429.75 is: 5,144.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,824.75 : 16,237.60 = 3,429.75 : x
  2. Step 2: Convert to fraction form
    10,824.75/16,237.60 = 3,429.75/x
  3. Step 3: Cross multiply
    10,824.75x = 16,237.60 × 3,429.75
  4. Step 4: Simplify right side
    10,824.75x = 55,690,960.92
  5. Step 5: Solve for x
    x = 55,690,960.92/10,824.75
  6. Step 6: Final answer
    x = 5,144.78

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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.