Home / 2,481.62-3,722.31-942.50

Finding the Fourth Proportional to 2,481.62, 3,722.31 and 942.50

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Solution

The fourth proportional to 2,481.62, 3,722.31 and 942.50 is: 1,413.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,481.62 : 3,722.31 = 942.50 : x
  2. Step 2: Convert to fraction form
    2,481.62/3,722.31 = 942.50/x
  3. Step 3: Cross multiply
    2,481.62x = 3,722.31 × 942.50
  4. Step 4: Simplify right side
    2,481.62x = 3,508,277.18
  5. Step 5: Solve for x
    x = 3,508,277.18/2,481.62
  6. Step 6: Final answer
    x = 1,413.70

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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.