Home / 3,329.58-4,993.20-1,137.78

Finding the Fourth Proportional to 3,329.58, 4,993.20 and 1,137.78

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Solution

The fourth proportional to 3,329.58, 4,993.20 and 1,137.78 is: 1,706.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,329.58 : 4,993.20 = 1,137.78 : x
  2. Step 2: Convert to fraction form
    3,329.58/4,993.20 = 1,137.78/x
  3. Step 3: Cross multiply
    3,329.58x = 4,993.20 × 1,137.78
  4. Step 4: Simplify right side
    3,329.58x = 5,681,163.10
  5. Step 5: Solve for x
    x = 5,681,163.10/3,329.58
  6. Step 6: Final answer
    x = 1,706.27

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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.