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Finding the Fourth Proportional to 6,236.73, 8,608.41 and 3,877.47

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Solution

The fourth proportional to 6,236.73, 8,608.41 and 3,877.47 is: 5,351.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,236.73 : 8,608.41 = 3,877.47 : x
  2. Step 2: Convert to fraction form
    6,236.73/8,608.41 = 3,877.47/x
  3. Step 3: Cross multiply
    6,236.73x = 8,608.41 × 3,877.47
  4. Step 4: Simplify right side
    6,236.73x = 33,378,851.52
  5. Step 5: Solve for x
    x = 33,378,851.52/6,236.73
  6. Step 6: Final answer
    x = 5,351.98

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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.