Home / 7,413.77-11,120.79-2,482.49

Finding the Fourth Proportional to 7,413.77, 11,120.79 and 2,482.49

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Solution

The fourth proportional to 7,413.77, 11,120.79 and 2,482.49 is: 3,723.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,413.77 : 11,120.79 = 2,482.49 : x
  2. Step 2: Convert to fraction form
    7,413.77/11,120.79 = 2,482.49/x
  3. Step 3: Cross multiply
    7,413.77x = 11,120.79 × 2,482.49
  4. Step 4: Simplify right side
    7,413.77x = 27,607,249.97
  5. Step 5: Solve for x
    x = 27,607,249.97/7,413.77
  6. Step 6: Final answer
    x = 3,723.78

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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.