Home / 3,756.46-5,183.57-2,077.82

Finding the Fourth Proportional to 3,756.46, 5,183.57 and 2,077.82

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Solution

The fourth proportional to 3,756.46, 5,183.57 and 2,077.82 is: 2,867.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,756.46 : 5,183.57 = 2,077.82 : x
  2. Step 2: Convert to fraction form
    3,756.46/5,183.57 = 2,077.82/x
  3. Step 3: Cross multiply
    3,756.46x = 5,183.57 × 2,077.82
  4. Step 4: Simplify right side
    3,756.46x = 10,770,527.99
  5. Step 5: Solve for x
    x = 10,770,527.99/3,756.46
  6. Step 6: Final answer
    x = 2,867.20

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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.