Home / 8,157.57-12,236.36-2,234.02

Finding the Fourth Proportional to 8,157.57, 12,236.36 and 2,234.02

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Solution

The fourth proportional to 8,157.57, 12,236.36 and 2,234.02 is: 3,351.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,157.57 : 12,236.36 = 2,234.02 : x
  2. Step 2: Convert to fraction form
    8,157.57/12,236.36 = 2,234.02/x
  3. Step 3: Cross multiply
    8,157.57x = 12,236.36 × 2,234.02
  4. Step 4: Simplify right side
    8,157.57x = 27,336,309.14
  5. Step 5: Solve for x
    x = 27,336,309.14/8,157.57
  6. Step 6: Final answer
    x = 3,351.04

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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.