Home / 6,974.74-9,624.60-3,831.10

Finding the Fourth Proportional to 6,974.74, 9,624.60 and 3,831.10

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Solution

The fourth proportional to 6,974.74, 9,624.60 and 3,831.10 is: 5,286.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,974.74 : 9,624.60 = 3,831.10 : x
  2. Step 2: Convert to fraction form
    6,974.74/9,624.60 = 3,831.10/x
  3. Step 3: Cross multiply
    6,974.74x = 9,624.60 × 3,831.10
  4. Step 4: Simplify right side
    6,974.74x = 36,872,805.06
  5. Step 5: Solve for x
    x = 36,872,805.06/6,974.74
  6. Step 6: Final answer
    x = 5,286.62

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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.