Home / 8,179.62-12,267.37-2,336.26

Finding the Fourth Proportional to 8,179.62, 12,267.37 and 2,336.26

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Solution

The fourth proportional to 8,179.62, 12,267.37 and 2,336.26 is: 3,503.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,179.62 : 12,267.37 = 2,336.26 : x
  2. Step 2: Convert to fraction form
    8,179.62/12,267.37 = 2,336.26/x
  3. Step 3: Cross multiply
    8,179.62x = 12,267.37 × 2,336.26
  4. Step 4: Simplify right side
    8,179.62x = 28,659,765.84
  5. Step 5: Solve for x
    x = 28,659,765.84/8,179.62
  6. Step 6: Final answer
    x = 3,503.80

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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.