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Finding the Fourth Proportional to 6,701.09, 9,247.92 and 3,868.98

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Solution

The fourth proportional to 6,701.09, 9,247.92 and 3,868.98 is: 5,339.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,701.09 : 9,247.92 = 3,868.98 : x
  2. Step 2: Convert to fraction form
    6,701.09/9,247.92 = 3,868.98/x
  3. Step 3: Cross multiply
    6,701.09x = 9,247.92 × 3,868.98
  4. Step 4: Simplify right side
    6,701.09x = 35,780,017.52
  5. Step 5: Solve for x
    x = 35,780,017.52/6,701.09
  6. Step 6: Final answer
    x = 5,339.43

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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.