Home / 3,542.94-5,314.46-1,351.79

Finding the Fourth Proportional to 3,542.94, 5,314.46 and 1,351.79

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Solution

The fourth proportional to 3,542.94, 5,314.46 and 1,351.79 is: 2,027.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,542.94 : 5,314.46 = 1,351.79 : x
  2. Step 2: Convert to fraction form
    3,542.94/5,314.46 = 1,351.79/x
  3. Step 3: Cross multiply
    3,542.94x = 5,314.46 × 1,351.79
  4. Step 4: Simplify right side
    3,542.94x = 7,184,000.55
  5. Step 5: Solve for x
    x = 7,184,000.55/3,542.94
  6. Step 6: Final answer
    x = 2,027.69

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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.