Home / 11,794.78-16,171.31-11,584.18

Finding the Fourth Proportional to 11,794.78, 16,171.31 and 11,584.18

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Solution

The fourth proportional to 11,794.78, 16,171.31 and 11,584.18 is: 15,882.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,794.78 : 16,171.31 = 11,584.18 : x
  2. Step 2: Convert to fraction form
    11,794.78/16,171.31 = 11,584.18/x
  3. Step 3: Cross multiply
    11,794.78x = 16,171.31 × 11,584.18
  4. Step 4: Simplify right side
    11,794.78x = 187,331,365.88
  5. Step 5: Solve for x
    x = 187,331,365.88/11,794.78
  6. Step 6: Final answer
    x = 15,882.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.