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Finding the Fourth Proportional to 3,958.94, 5,938.31 and 2,295.54

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Solution

The fourth proportional to 3,958.94, 5,938.31 and 2,295.54 is: 3,443.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,958.94 : 5,938.31 = 2,295.54 : x
  2. Step 2: Convert to fraction form
    3,958.94/5,938.31 = 2,295.54/x
  3. Step 3: Cross multiply
    3,958.94x = 5,938.31 × 2,295.54
  4. Step 4: Simplify right side
    3,958.94x = 13,631,616.66
  5. Step 5: Solve for x
    x = 13,631,616.66/3,958.94
  6. Step 6: Final answer
    x = 3,443.25

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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.