Home / 3,917.25-5,876.73-1,608.75

Finding the Fourth Proportional to 3,917.25, 5,876.73 and 1,608.75

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Solution

The fourth proportional to 3,917.25, 5,876.73 and 1,608.75 is: 2,413.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,917.25 : 5,876.73 = 1,608.75 : x
  2. Step 2: Convert to fraction form
    3,917.25/5,876.73 = 1,608.75/x
  3. Step 3: Cross multiply
    3,917.25x = 5,876.73 × 1,608.75
  4. Step 4: Simplify right side
    3,917.25x = 9,454,189.39
  5. Step 5: Solve for x
    x = 9,454,189.39/3,917.25
  6. Step 6: Final answer
    x = 2,413.48

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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.