Home / 8,161.92-12,244.95-3,996.27

Finding the Fourth Proportional to 8,161.92, 12,244.95 and 3,996.27

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Solution

The fourth proportional to 8,161.92, 12,244.95 and 3,996.27 is: 5,995.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,161.92 : 12,244.95 = 3,996.27 : x
  2. Step 2: Convert to fraction form
    8,161.92/12,244.95 = 3,996.27/x
  3. Step 3: Cross multiply
    8,161.92x = 12,244.95 × 3,996.27
  4. Step 4: Simplify right side
    8,161.92x = 48,934,126.34
  5. Step 5: Solve for x
    x = 48,934,126.34/8,161.92
  6. Step 6: Final answer
    x = 5,995.42

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1.5x scale

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.