Home / 2,251.13-3,108.44-1,413.25

Finding the Fourth Proportional to 2,251.13, 3,108.44 and 1,413.25

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Solution

The fourth proportional to 2,251.13, 3,108.44 and 1,413.25 is: 1,951.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,251.13 : 3,108.44 = 1,413.25 : x
  2. Step 2: Convert to fraction form
    2,251.13/3,108.44 = 1,413.25/x
  3. Step 3: Cross multiply
    2,251.13x = 3,108.44 × 1,413.25
  4. Step 4: Simplify right side
    2,251.13x = 4,392,998.59
  5. Step 5: Solve for x
    x = 4,392,998.59/2,251.13
  6. Step 6: Final answer
    x = 1,951.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.