Home / 3,579.43-4,939.04-2,322.21

Finding the Fourth Proportional to 3,579.43, 4,939.04 and 2,322.21

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Solution

The fourth proportional to 3,579.43, 4,939.04 and 2,322.21 is: 3,204.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,579.43 : 4,939.04 = 2,322.21 : x
  2. Step 2: Convert to fraction form
    3,579.43/4,939.04 = 2,322.21/x
  3. Step 3: Cross multiply
    3,579.43x = 4,939.04 × 2,322.21
  4. Step 4: Simplify right side
    3,579.43x = 11,469,488.08
  5. Step 5: Solve for x
    x = 11,469,488.08/3,579.43
  6. Step 6: Final answer
    x = 3,204.28

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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.