Home / 8,467.32-12,704.82-3,540.09

Finding the Fourth Proportional to 8,467.32, 12,704.82 and 3,540.09

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Solution

The fourth proportional to 8,467.32, 12,704.82 and 3,540.09 is: 5,311.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,467.32 : 12,704.82 = 3,540.09 : x
  2. Step 2: Convert to fraction form
    8,467.32/12,704.82 = 3,540.09/x
  3. Step 3: Cross multiply
    8,467.32x = 12,704.82 × 3,540.09
  4. Step 4: Simplify right side
    8,467.32x = 44,976,206.23
  5. Step 5: Solve for x
    x = 44,976,206.23/8,467.32
  6. Step 6: Final answer
    x = 5,311.74

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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.