Home / 11,149.07-16,723.61-2,829.71

Finding the Fourth Proportional to 11,149.07, 16,723.61 and 2,829.71

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Solution

The fourth proportional to 11,149.07, 16,723.61 and 2,829.71 is: 4,244.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,149.07 : 16,723.61 = 2,829.71 : x
  2. Step 2: Convert to fraction form
    11,149.07/16,723.61 = 2,829.71/x
  3. Step 3: Cross multiply
    11,149.07x = 16,723.61 × 2,829.71
  4. Step 4: Simplify right side
    11,149.07x = 47,322,868.69
  5. Step 5: Solve for x
    x = 47,322,868.69/11,149.07
  6. Step 6: Final answer
    x = 4,244.56

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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.