Home / 6,975.58-9,626.43-3,831.88

Finding the Fourth Proportional to 6,975.58, 9,626.43 and 3,831.88

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Solution

The fourth proportional to 6,975.58, 9,626.43 and 3,831.88 is: 5,288.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,975.58 : 9,626.43 = 3,831.88 : x
  2. Step 2: Convert to fraction form
    6,975.58/9,626.43 = 3,831.88/x
  3. Step 3: Cross multiply
    6,975.58x = 9,626.43 × 3,831.88
  4. Step 4: Simplify right side
    6,975.58x = 36,887,324.59
  5. Step 5: Solve for x
    x = 36,887,324.59/6,975.58
  6. Step 6: Final answer
    x = 5,288.07

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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.