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Finding the Fourth Proportional to 8,674.27, 13,000.06 and 3,483.79

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Solution

The fourth proportional to 8,674.27, 13,000.06 and 3,483.79 is: 5,221.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,674.27 : 13,000.06 = 3,483.79 : x
  2. Step 2: Convert to fraction form
    8,674.27/13,000.06 = 3,483.79/x
  3. Step 3: Cross multiply
    8,674.27x = 13,000.06 × 3,483.79
  4. Step 4: Simplify right side
    8,674.27x = 45,289,479.03
  5. Step 5: Solve for x
    x = 45,289,479.03/8,674.27
  6. Step 6: Final answer
    x = 5,221.13

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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.