Home / 4,231.26-6,349.86-2,847.24

Finding the Fourth Proportional to 4,231.26, 6,349.86 and 2,847.24

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Solution

The fourth proportional to 4,231.26, 6,349.86 and 2,847.24 is: 4,272.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,231.26 : 6,349.86 = 2,847.24 : x
  2. Step 2: Convert to fraction form
    4,231.26/6,349.86 = 2,847.24/x
  3. Step 3: Cross multiply
    4,231.26x = 6,349.86 × 2,847.24
  4. Step 4: Simplify right side
    4,231.26x = 18,079,575.39
  5. Step 5: Solve for x
    x = 18,079,575.39/4,231.26
  6. Step 6: Final answer
    x = 4,272.86

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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.