Home / 7,799.09-11,692-3,413.27

Finding the Fourth Proportional to 7,799.09, 11,692 and 3,413.27

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Solution

The fourth proportional to 7,799.09, 11,692 and 3,413.27 is: 5,117.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,799.09 : 11,692 = 3,413.27 : x
  2. Step 2: Convert to fraction form
    7,799.09/11,692 = 3,413.27/x
  3. Step 3: Cross multiply
    7,799.09x = 11,692 × 3,413.27
  4. Step 4: Simplify right side
    7,799.09x = 39,907,952.84
  5. Step 5: Solve for x
    x = 39,907,952.84/7,799.09
  6. Step 6: Final answer
    x = 5,117.00

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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.