Home / 8,230.06-12,349.14-3,846.88

Finding the Fourth Proportional to 8,230.06, 12,349.14 and 3,846.88

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Solution

The fourth proportional to 8,230.06, 12,349.14 and 3,846.88 is: 5,772.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,230.06 : 12,349.14 = 3,846.88 : x
  2. Step 2: Convert to fraction form
    8,230.06/12,349.14 = 3,846.88/x
  3. Step 3: Cross multiply
    8,230.06x = 12,349.14 × 3,846.88
  4. Step 4: Simplify right side
    8,230.06x = 47,505,659.68
  5. Step 5: Solve for x
    x = 47,505,659.68/8,230.06
  6. Step 6: Final answer
    x = 5,772.21

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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.