Home / 3,934.17-5,428.22-2,361.96

Finding the Fourth Proportional to 3,934.17, 5,428.22 and 2,361.96

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Solution

The fourth proportional to 3,934.17, 5,428.22 and 2,361.96 is: 3,258.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,934.17 : 5,428.22 = 2,361.96 : x
  2. Step 2: Convert to fraction form
    3,934.17/5,428.22 = 2,361.96/x
  3. Step 3: Cross multiply
    3,934.17x = 5,428.22 × 2,361.96
  4. Step 4: Simplify right side
    3,934.17x = 12,821,226.70
  5. Step 5: Solve for x
    x = 12,821,226.70/3,934.17
  6. Step 6: Final answer
    x = 3,258.94

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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.