Home / 4,949.87-6,831.41-3,062.70

Finding the Fourth Proportional to 4,949.87, 6,831.41 and 3,062.70

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Solution

The fourth proportional to 4,949.87, 6,831.41 and 3,062.70 is: 4,226.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,949.87 : 6,831.41 = 3,062.70 : x
  2. Step 2: Convert to fraction form
    4,949.87/6,831.41 = 3,062.70/x
  3. Step 3: Cross multiply
    4,949.87x = 6,831.41 × 3,062.70
  4. Step 4: Simplify right side
    4,949.87x = 20,922,544.09
  5. Step 5: Solve for x
    x = 20,922,544.09/4,949.87
  6. Step 6: Final answer
    x = 4,226.89

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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.