Home / 3,578.93-5,367.49-2,408.28

Finding the Fourth Proportional to 3,578.93, 5,367.49 and 2,408.28

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Solution

The fourth proportional to 3,578.93, 5,367.49 and 2,408.28 is: 3,611.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,578.93 : 5,367.49 = 2,408.28 : x
  2. Step 2: Convert to fraction form
    3,578.93/5,367.49 = 2,408.28/x
  3. Step 3: Cross multiply
    3,578.93x = 5,367.49 × 2,408.28
  4. Step 4: Simplify right side
    3,578.93x = 12,926,412.80
  5. Step 5: Solve for x
    x = 12,926,412.80/3,578.93
  6. Step 6: Final answer
    x = 3,611.81

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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.