Home / 11,108.22-16,654.08-6,724.65

Finding the Fourth Proportional to 11,108.22, 16,654.08 and 6,724.65

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Solution

The fourth proportional to 11,108.22, 16,654.08 and 6,724.65 is: 10,081.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,108.22 : 16,654.08 = 6,724.65 : x
  2. Step 2: Convert to fraction form
    11,108.22/16,654.08 = 6,724.65/x
  3. Step 3: Cross multiply
    11,108.22x = 16,654.08 × 6,724.65
  4. Step 4: Simplify right side
    11,108.22x = 111,992,859.07
  5. Step 5: Solve for x
    x = 111,992,859.07/11,108.22
  6. Step 6: Final answer
    x = 10,081.98

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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.