Home / 9,413.06-14,121.87-2,838.85

Finding the Fourth Proportional to 9,413.06, 14,121.87 and 2,838.85

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Solution

The fourth proportional to 9,413.06, 14,121.87 and 2,838.85 is: 4,258.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,413.06 : 14,121.87 = 2,838.85 : x
  2. Step 2: Convert to fraction form
    9,413.06/14,121.87 = 2,838.85/x
  3. Step 3: Cross multiply
    9,413.06x = 14,121.87 × 2,838.85
  4. Step 4: Simplify right side
    9,413.06x = 40,089,785.85
  5. Step 5: Solve for x
    x = 40,089,785.85/9,413.06
  6. Step 6: Final answer
    x = 4,258.95

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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.