Home / 3,321.33-4,585.32-2,203.80

Finding the Fourth Proportional to 3,321.33, 4,585.32 and 2,203.80

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Solution

The fourth proportional to 3,321.33, 4,585.32 and 2,203.80 is: 3,042.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,321.33 : 4,585.32 = 2,203.80 : x
  2. Step 2: Convert to fraction form
    3,321.33/4,585.32 = 2,203.80/x
  3. Step 3: Cross multiply
    3,321.33x = 4,585.32 × 2,203.80
  4. Step 4: Simplify right side
    3,321.33x = 10,105,128.22
  5. Step 5: Solve for x
    x = 10,105,128.22/3,321.33
  6. Step 6: Final answer
    x = 3,042.49

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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.