Home / 8,344.52-12,521.09-3,667.81

Finding the Fourth Proportional to 8,344.52, 12,521.09 and 3,667.81

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Solution

The fourth proportional to 8,344.52, 12,521.09 and 3,667.81 is: 5,503.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,344.52 : 12,521.09 = 3,667.81 : x
  2. Step 2: Convert to fraction form
    8,344.52/12,521.09 = 3,667.81/x
  3. Step 3: Cross multiply
    8,344.52x = 12,521.09 × 3,667.81
  4. Step 4: Simplify right side
    8,344.52x = 45,924,979.11
  5. Step 5: Solve for x
    x = 45,924,979.11/8,344.52
  6. Step 6: Final answer
    x = 5,503.61

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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.