Home / 11,227.62-15,493.92-6,192.31

Finding the Fourth Proportional to 11,227.62, 15,493.92 and 6,192.31

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Solution

The fourth proportional to 11,227.62, 15,493.92 and 6,192.31 is: 8,545.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,227.62 : 15,493.92 = 6,192.31 : x
  2. Step 2: Convert to fraction form
    11,227.62/15,493.92 = 6,192.31/x
  3. Step 3: Cross multiply
    11,227.62x = 15,493.92 × 6,192.31
  4. Step 4: Simplify right side
    11,227.62x = 95,943,122.85
  5. Step 5: Solve for x
    x = 95,943,122.85/11,227.62
  6. Step 6: Final answer
    x = 8,545.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.