Home / 11,234.20-15,502.62-6,757.09

Finding the Fourth Proportional to 11,234.20, 15,502.62 and 6,757.09

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Solution

The fourth proportional to 11,234.20, 15,502.62 and 6,757.09 is: 9,324.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,234.20 : 15,502.62 = 6,757.09 : x
  2. Step 2: Convert to fraction form
    11,234.20/15,502.62 = 6,757.09/x
  3. Step 3: Cross multiply
    11,234.20x = 15,502.62 × 6,757.09
  4. Step 4: Simplify right side
    11,234.20x = 104,752,559.82
  5. Step 5: Solve for x
    x = 104,752,559.82/11,234.20
  6. Step 6: Final answer
    x = 9,324.44

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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.