Home / 6,725.87-10,089.89-2,831.39

Finding the Fourth Proportional to 6,725.87, 10,089.89 and 2,831.39

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Solution

The fourth proportional to 6,725.87, 10,089.89 and 2,831.39 is: 4,247.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,725.87 : 10,089.89 = 2,831.39 : x
  2. Step 2: Convert to fraction form
    6,725.87/10,089.89 = 2,831.39/x
  3. Step 3: Cross multiply
    6,725.87x = 10,089.89 × 2,831.39
  4. Step 4: Simplify right side
    6,725.87x = 28,568,413.65
  5. Step 5: Solve for x
    x = 28,568,413.65/6,725.87
  6. Step 6: Final answer
    x = 4,247.54

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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.