Home / 11,712.66-17,571.58-5,469.27

Finding the Fourth Proportional to 11,712.66, 17,571.58 and 5,469.27

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Solution

The fourth proportional to 11,712.66, 17,571.58 and 5,469.27 is: 8,205.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,712.66 : 17,571.58 = 5,469.27 : x
  2. Step 2: Convert to fraction form
    11,712.66/17,571.58 = 5,469.27/x
  3. Step 3: Cross multiply
    11,712.66x = 17,571.58 × 5,469.27
  4. Step 4: Simplify right side
    11,712.66x = 96,103,715.35
  5. Step 5: Solve for x
    x = 96,103,715.35/11,712.66
  6. Step 6: Final answer
    x = 8,205.11

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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.