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Finding the Fourth Proportional to 5,861.16, 8,791.74 and 4,942.62

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Solution

The fourth proportional to 5,861.16, 8,791.74 and 4,942.62 is: 7,413.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,861.16 : 8,791.74 = 4,942.62 : x
  2. Step 2: Convert to fraction form
    5,861.16/8,791.74 = 4,942.62/x
  3. Step 3: Cross multiply
    5,861.16x = 8,791.74 × 4,942.62
  4. Step 4: Simplify right side
    5,861.16x = 43,454,229.96
  5. Step 5: Solve for x
    x = 43,454,229.96/5,861.16
  6. Step 6: Final answer
    x = 7,413.93

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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.