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Finding the Fourth Proportional to 6,157, 9,236.97 and 1,997.02

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Solution

The fourth proportional to 6,157, 9,236.97 and 1,997.02 is: 2,996.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,157 : 9,236.97 = 1,997.02 : x
  2. Step 2: Convert to fraction form
    6,157/9,236.97 = 1,997.02/x
  3. Step 3: Cross multiply
    6,157x = 9,236.97 × 1,997.02
  4. Step 4: Simplify right side
    6,157x = 18,446,413.83
  5. Step 5: Solve for x
    x = 18,446,413.83/6,157
  6. Step 6: Final answer
    x = 2,996.01

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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.