Home / 6,975.14-9,625.89-3,831.54

Finding the Fourth Proportional to 6,975.14, 9,625.89 and 3,831.54

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Solution

The fourth proportional to 6,975.14, 9,625.89 and 3,831.54 is: 5,287.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,975.14 : 9,625.89 = 3,831.54 : x
  2. Step 2: Convert to fraction form
    6,975.14/9,625.89 = 3,831.54/x
  3. Step 3: Cross multiply
    6,975.14x = 9,625.89 × 3,831.54
  4. Step 4: Simplify right side
    6,975.14x = 36,881,982.57
  5. Step 5: Solve for x
    x = 36,881,982.57/6,975.14
  6. Step 6: Final answer
    x = 5,287.63

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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.