Home / 8,245.28-12,367.80-2,005.27

Finding the Fourth Proportional to 8,245.28, 12,367.80 and 2,005.27

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Solution

The fourth proportional to 8,245.28, 12,367.80 and 2,005.27 is: 3,007.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,245.28 : 12,367.80 = 2,005.27 : x
  2. Step 2: Convert to fraction form
    8,245.28/12,367.80 = 2,005.27/x
  3. Step 3: Cross multiply
    8,245.28x = 12,367.80 × 2,005.27
  4. Step 4: Simplify right side
    8,245.28x = 24,800,778.31
  5. Step 5: Solve for x
    x = 24,800,778.31/8,245.28
  6. Step 6: Final answer
    x = 3,007.88

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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.