Home / 2,704.94-4,057.14-1,243.70

Finding the Fourth Proportional to 2,704.94, 4,057.14 and 1,243.70

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Solution

The fourth proportional to 2,704.94, 4,057.14 and 1,243.70 is: 1,865.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,704.94 : 4,057.14 = 1,243.70 : x
  2. Step 2: Convert to fraction form
    2,704.94/4,057.14 = 1,243.70/x
  3. Step 3: Cross multiply
    2,704.94x = 4,057.14 × 1,243.70
  4. Step 4: Simplify right side
    2,704.94x = 5,045,865.02
  5. Step 5: Solve for x
    x = 5,045,865.02/2,704.94
  6. Step 6: Final answer
    x = 1,865.43

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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.