Home / 3,894.24-5,372.40-2,322.03

Finding the Fourth Proportional to 3,894.24, 5,372.40 and 2,322.03

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Solution

The fourth proportional to 3,894.24, 5,372.40 and 2,322.03 is: 3,203.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,894.24 : 5,372.40 = 2,322.03 : x
  2. Step 2: Convert to fraction form
    3,894.24/5,372.40 = 2,322.03/x
  3. Step 3: Cross multiply
    3,894.24x = 5,372.40 × 2,322.03
  4. Step 4: Simplify right side
    3,894.24x = 12,474,873.97
  5. Step 5: Solve for x
    x = 12,474,873.97/3,894.24
  6. Step 6: Final answer
    x = 3,203.42

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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.