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Finding the Fourth Proportional to 5,826.38, 8,737.41 and 3,157.44

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Solution

The fourth proportional to 5,826.38, 8,737.41 and 3,157.44 is: 4,734.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,826.38 : 8,737.41 = 3,157.44 : x
  2. Step 2: Convert to fraction form
    5,826.38/8,737.41 = 3,157.44/x
  3. Step 3: Cross multiply
    5,826.38x = 8,737.41 × 3,157.44
  4. Step 4: Simplify right side
    5,826.38x = 27,587,847.83
  5. Step 5: Solve for x
    x = 27,587,847.83/5,826.38
  6. Step 6: Final answer
    x = 4,734.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.