Home / 11,306.18-16,957.91-3,910.02

Finding the Fourth Proportional to 11,306.18, 16,957.91 and 3,910.02

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Solution

The fourth proportional to 11,306.18, 16,957.91 and 3,910.02 is: 5,864.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,306.18 : 16,957.91 = 3,910.02 : x
  2. Step 2: Convert to fraction form
    11,306.18/16,957.91 = 3,910.02/x
  3. Step 3: Cross multiply
    11,306.18x = 16,957.91 × 3,910.02
  4. Step 4: Simplify right side
    11,306.18x = 66,305,786.84
  5. Step 5: Solve for x
    x = 66,305,786.84/11,306.18
  6. Step 6: Final answer
    x = 5,864.56

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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.