Home / 8,853.96-13,279.63-3,306.61

Finding the Fourth Proportional to 8,853.96, 13,279.63 and 3,306.61

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Solution

The fourth proportional to 8,853.96, 13,279.63 and 3,306.61 is: 4,959.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,853.96 : 13,279.63 = 3,306.61 : x
  2. Step 2: Convert to fraction form
    8,853.96/13,279.63 = 3,306.61/x
  3. Step 3: Cross multiply
    8,853.96x = 13,279.63 × 3,306.61
  4. Step 4: Simplify right side
    8,853.96x = 43,910,557.35
  5. Step 5: Solve for x
    x = 43,910,557.35/8,853.96
  6. Step 6: Final answer
    x = 4,959.43

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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.