Home / 8,149.25-11,243.70-4,793.11

Finding the Fourth Proportional to 8,149.25, 11,243.70 and 4,793.11

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Solution

The fourth proportional to 8,149.25, 11,243.70 and 4,793.11 is: 6,613.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,149.25 : 11,243.70 = 4,793.11 : x
  2. Step 2: Convert to fraction form
    8,149.25/11,243.70 = 4,793.11/x
  3. Step 3: Cross multiply
    8,149.25x = 11,243.70 × 4,793.11
  4. Step 4: Simplify right side
    8,149.25x = 53,892,290.91
  5. Step 5: Solve for x
    x = 53,892,290.91/8,149.25
  6. Step 6: Final answer
    x = 6,613.16

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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.