Home / 3,413.95-5,121.73-2,025.71

Finding the Fourth Proportional to 3,413.95, 5,121.73 and 2,025.71

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Solution

The fourth proportional to 3,413.95, 5,121.73 and 2,025.71 is: 3,039.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,413.95 : 5,121.73 = 2,025.71 : x
  2. Step 2: Convert to fraction form
    3,413.95/5,121.73 = 2,025.71/x
  3. Step 3: Cross multiply
    3,413.95x = 5,121.73 × 2,025.71
  4. Step 4: Simplify right side
    3,413.95x = 10,375,135.81
  5. Step 5: Solve for x
    x = 10,375,135.81/3,413.95
  6. Step 6: Final answer
    x = 3,039.04

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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.