Home / 2,413.44-3,617.73-1,115.82

Finding the Fourth Proportional to 2,413.44, 3,617.73 and 1,115.82

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Solution

The fourth proportional to 2,413.44, 3,617.73 and 1,115.82 is: 1,672.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,413.44 : 3,617.73 = 1,115.82 : x
  2. Step 2: Convert to fraction form
    2,413.44/3,617.73 = 1,115.82/x
  3. Step 3: Cross multiply
    2,413.44x = 3,617.73 × 1,115.82
  4. Step 4: Simplify right side
    2,413.44x = 4,036,735.49
  5. Step 5: Solve for x
    x = 4,036,735.49/2,413.44
  6. Step 6: Final answer
    x = 1,672.61

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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.