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Finding the Fourth Proportional to 6,818.98, 9,410.12 and 3,834.83

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Solution

The fourth proportional to 6,818.98, 9,410.12 and 3,834.83 is: 5,292.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,818.98 : 9,410.12 = 3,834.83 : x
  2. Step 2: Convert to fraction form
    6,818.98/9,410.12 = 3,834.83/x
  3. Step 3: Cross multiply
    6,818.98x = 9,410.12 × 3,834.83
  4. Step 4: Simplify right side
    6,818.98x = 36,086,163.43
  5. Step 5: Solve for x
    x = 36,086,163.43/6,818.98
  6. Step 6: Final answer
    x = 5,292.02

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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.