Home / 2,055.26-3,082.87-516.26

Finding the Fourth Proportional to 2,055.26, 3,082.87 and 516.26

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Solution

The fourth proportional to 2,055.26, 3,082.87 and 516.26 is: 774.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,055.26 : 3,082.87 = 516.26 : x
  2. Step 2: Convert to fraction form
    2,055.26/3,082.87 = 516.26/x
  3. Step 3: Cross multiply
    2,055.26x = 3,082.87 × 516.26
  4. Step 4: Simplify right side
    2,055.26x = 1,591,562.47
  5. Step 5: Solve for x
    x = 1,591,562.47/2,055.26
  6. Step 6: Final answer
    x = 774.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.