Home / 7,936.14-10,960.84-5,413.92

Finding the Fourth Proportional to 7,936.14, 10,960.84 and 5,413.92

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Solution

The fourth proportional to 7,936.14, 10,960.84 and 5,413.92 is: 7,477.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,936.14 : 10,960.84 = 5,413.92 : x
  2. Step 2: Convert to fraction form
    7,936.14/10,960.84 = 5,413.92/x
  3. Step 3: Cross multiply
    7,936.14x = 10,960.84 × 5,413.92
  4. Step 4: Simplify right side
    7,936.14x = 59,341,110.89
  5. Step 5: Solve for x
    x = 59,341,110.89/7,936.14
  6. Step 6: Final answer
    x = 7,477.33

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1.5x scale

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.