Home / 11,413.28-17,119.92-4,022.84

Finding the Fourth Proportional to 11,413.28, 17,119.92 and 4,022.84

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Solution

The fourth proportional to 11,413.28, 17,119.92 and 4,022.84 is: 6,034.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,413.28 : 17,119.92 = 4,022.84 : x
  2. Step 2: Convert to fraction form
    11,413.28/17,119.92 = 4,022.84/x
  3. Step 3: Cross multiply
    11,413.28x = 17,119.92 × 4,022.84
  4. Step 4: Simplify right side
    11,413.28x = 68,870,698.97
  5. Step 5: Solve for x
    x = 68,870,698.97/11,413.28
  6. Step 6: Final answer
    x = 6,034.26

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1.5x scale

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.