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Finding the Fourth Proportional to 5,873.19, 8,103.78 and 3,747.37

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Solution

The fourth proportional to 5,873.19, 8,103.78 and 3,747.37 is: 5,170.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,873.19 : 8,103.78 = 3,747.37 : x
  2. Step 2: Convert to fraction form
    5,873.19/8,103.78 = 3,747.37/x
  3. Step 3: Cross multiply
    5,873.19x = 8,103.78 × 3,747.37
  4. Step 4: Simplify right side
    5,873.19x = 30,367,829.79
  5. Step 5: Solve for x
    x = 30,367,829.79/5,873.19
  6. Step 6: Final answer
    x = 5,170.58

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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.