Home / 8,149.26-11,245.46-4,514.58

Finding the Fourth Proportional to 8,149.26, 11,245.46 and 4,514.58

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Solution

The fourth proportional to 8,149.26, 11,245.46 and 4,514.58 is: 6,229.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,149.26 : 11,245.46 = 4,514.58 : x
  2. Step 2: Convert to fraction form
    8,149.26/11,245.46 = 4,514.58/x
  3. Step 3: Cross multiply
    8,149.26x = 11,245.46 × 4,514.58
  4. Step 4: Simplify right side
    8,149.26x = 50,768,568.21
  5. Step 5: Solve for x
    x = 50,768,568.21/8,149.26
  6. Step 6: Final answer
    x = 6,229.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.