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Finding the Fourth Proportional to 6,766.02, 9,337.05 and 3,895.31

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Solution

The fourth proportional to 6,766.02, 9,337.05 and 3,895.31 is: 5,375.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,766.02 : 9,337.05 = 3,895.31 : x
  2. Step 2: Convert to fraction form
    6,766.02/9,337.05 = 3,895.31/x
  3. Step 3: Cross multiply
    6,766.02x = 9,337.05 × 3,895.31
  4. Step 4: Simplify right side
    6,766.02x = 36,370,701.32
  5. Step 5: Solve for x
    x = 36,370,701.32/6,766.02
  6. Step 6: Final answer
    x = 5,375.49

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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.