Home / 3,318.39-4,974.35-1,469.97

Finding the Fourth Proportional to 3,318.39, 4,974.35 and 1,469.97

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Solution

The fourth proportional to 3,318.39, 4,974.35 and 1,469.97 is: 2,203.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,318.39 : 4,974.35 = 1,469.97 : x
  2. Step 2: Convert to fraction form
    3,318.39/4,974.35 = 1,469.97/x
  3. Step 3: Cross multiply
    3,318.39x = 4,974.35 × 1,469.97
  4. Step 4: Simplify right side
    3,318.39x = 7,312,137.92
  5. Step 5: Solve for x
    x = 7,312,137.92/3,318.39
  6. Step 6: Final answer
    x = 2,203.52

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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.