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Finding the Fourth Proportional to 5,261.96, 7,883.22 and 3,797.48

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Solution

The fourth proportional to 5,261.96, 7,883.22 and 3,797.48 is: 5,689.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,261.96 : 7,883.22 = 3,797.48 : x
  2. Step 2: Convert to fraction form
    5,261.96/7,883.22 = 3,797.48/x
  3. Step 3: Cross multiply
    5,261.96x = 7,883.22 × 3,797.48
  4. Step 4: Simplify right side
    5,261.96x = 29,936,370.29
  5. Step 5: Solve for x
    x = 29,936,370.29/5,261.96
  6. Step 6: Final answer
    x = 5,689.21

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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.