Home / 8,467.20-12,708.62-4,310.18

Finding the Fourth Proportional to 8,467.20, 12,708.62 and 4,310.18

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Solution

The fourth proportional to 8,467.20, 12,708.62 and 4,310.18 is: 6,469.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,467.20 : 12,708.62 = 4,310.18 : x
  2. Step 2: Convert to fraction form
    8,467.20/12,708.62 = 4,310.18/x
  3. Step 3: Cross multiply
    8,467.20x = 12,708.62 × 4,310.18
  4. Step 4: Simplify right side
    8,467.20x = 54,776,439.75
  5. Step 5: Solve for x
    x = 54,776,439.75/8,467.20
  6. Step 6: Final answer
    x = 6,469.25

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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.