Home / 3,739.27-5,609.73-1,142.41

Finding the Fourth Proportional to 3,739.27, 5,609.73 and 1,142.41

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Solution

The fourth proportional to 3,739.27, 5,609.73 and 1,142.41 is: 1,713.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,739.27 : 5,609.73 = 1,142.41 : x
  2. Step 2: Convert to fraction form
    3,739.27/5,609.73 = 1,142.41/x
  3. Step 3: Cross multiply
    3,739.27x = 5,609.73 × 1,142.41
  4. Step 4: Simplify right side
    3,739.27x = 6,408,611.65
  5. Step 5: Solve for x
    x = 6,408,611.65/3,739.27
  6. Step 6: Final answer
    x = 1,713.87

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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.