Home / 2,704.14-4,055.67-756.36

Finding the Fourth Proportional to 2,704.14, 4,055.67 and 756.36

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Solution

The fourth proportional to 2,704.14, 4,055.67 and 756.36 is: 1,134.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,704.14 : 4,055.67 = 756.36 : x
  2. Step 2: Convert to fraction form
    2,704.14/4,055.67 = 756.36/x
  3. Step 3: Cross multiply
    2,704.14x = 4,055.67 × 756.36
  4. Step 4: Simplify right side
    2,704.14x = 3,067,546.56
  5. Step 5: Solve for x
    x = 3,067,546.56/2,704.14
  6. Step 6: Final answer
    x = 1,134.39

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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.