Home / 3,223.34-4,448.04-1,826

Finding the Fourth Proportional to 3,223.34, 4,448.04 and 1,826

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Solution

The fourth proportional to 3,223.34, 4,448.04 and 1,826 is: 2,519.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,223.34 : 4,448.04 = 1,826 : x
  2. Step 2: Convert to fraction form
    3,223.34/4,448.04 = 1,826/x
  3. Step 3: Cross multiply
    3,223.34x = 4,448.04 × 1,826
  4. Step 4: Simplify right side
    3,223.34x = 8,122,121.04
  5. Step 5: Solve for x
    x = 8,122,121.04/3,223.34
  6. Step 6: Final answer
    x = 2,519.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.