Home / 3,756.53-5,183.55-2,077.81

Finding the Fourth Proportional to 3,756.53, 5,183.55 and 2,077.81

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Solution

The fourth proportional to 3,756.53, 5,183.55 and 2,077.81 is: 2,867.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,756.53 : 5,183.55 = 2,077.81 : x
  2. Step 2: Convert to fraction form
    3,756.53/5,183.55 = 2,077.81/x
  3. Step 3: Cross multiply
    3,756.53x = 5,183.55 × 2,077.81
  4. Step 4: Simplify right side
    3,756.53x = 10,770,419.07
  5. Step 5: Solve for x
    x = 10,770,419.07/3,756.53
  6. Step 6: Final answer
    x = 2,867.12

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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.