Home / 3,711.46-5,568.81-3,218.36

Finding the Fourth Proportional to 3,711.46, 5,568.81 and 3,218.36

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Solution

The fourth proportional to 3,711.46, 5,568.81 and 3,218.36 is: 4,828.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,711.46 : 5,568.81 = 3,218.36 : x
  2. Step 2: Convert to fraction form
    3,711.46/5,568.81 = 3,218.36/x
  3. Step 3: Cross multiply
    3,711.46x = 5,568.81 × 3,218.36
  4. Step 4: Simplify right side
    3,711.46x = 17,922,413.54
  5. Step 5: Solve for x
    x = 17,922,413.54/3,711.46
  6. Step 6: Final answer
    x = 4,828.94

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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.