Home / 3,149.36-4,724.04-1,069.58

Finding the Fourth Proportional to 3,149.36, 4,724.04 and 1,069.58

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Solution

The fourth proportional to 3,149.36, 4,724.04 and 1,069.58 is: 1,604.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,149.36 : 4,724.04 = 1,069.58 : x
  2. Step 2: Convert to fraction form
    3,149.36/4,724.04 = 1,069.58/x
  3. Step 3: Cross multiply
    3,149.36x = 4,724.04 × 1,069.58
  4. Step 4: Simplify right side
    3,149.36x = 5,052,738.70
  5. Step 5: Solve for x
    x = 5,052,738.70/3,149.36
  6. Step 6: Final answer
    x = 1,604.37

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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.