Home / 6,975.27-9,625.94-3,831.46

Finding the Fourth Proportional to 6,975.27, 9,625.94 and 3,831.46

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Solution

The fourth proportional to 6,975.27, 9,625.94 and 3,831.46 is: 5,287.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,975.27 : 9,625.94 = 3,831.46 : x
  2. Step 2: Convert to fraction form
    6,975.27/9,625.94 = 3,831.46/x
  3. Step 3: Cross multiply
    6,975.27x = 9,625.94 × 3,831.46
  4. Step 4: Simplify right side
    6,975.27x = 36,881,413.65
  5. Step 5: Solve for x
    x = 36,881,413.65/6,975.27
  6. Step 6: Final answer
    x = 5,287.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.