Home / 8,180.43-12,270.65-2,634.27

Finding the Fourth Proportional to 8,180.43, 12,270.65 and 2,634.27

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Solution

The fourth proportional to 8,180.43, 12,270.65 and 2,634.27 is: 3,951.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,180.43 : 12,270.65 = 2,634.27 : x
  2. Step 2: Convert to fraction form
    8,180.43/12,270.65 = 2,634.27/x
  3. Step 3: Cross multiply
    8,180.43x = 12,270.65 × 2,634.27
  4. Step 4: Simplify right side
    8,180.43x = 32,324,205.18
  5. Step 5: Solve for x
    x = 32,324,205.18/8,180.43
  6. Step 6: Final answer
    x = 3,951.41

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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.