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Finding the Fourth Proportional to 6,195.93, 8,548.31 and 3,959.12

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Solution

The fourth proportional to 6,195.93, 8,548.31 and 3,959.12 is: 5,462.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,195.93 : 8,548.31 = 3,959.12 : x
  2. Step 2: Convert to fraction form
    6,195.93/8,548.31 = 3,959.12/x
  3. Step 3: Cross multiply
    6,195.93x = 8,548.31 × 3,959.12
  4. Step 4: Simplify right side
    6,195.93x = 33,843,743.92
  5. Step 5: Solve for x
    x = 33,843,743.92/6,195.93
  6. Step 6: Final answer
    x = 5,462.25

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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.