Home / 3,787.05-5,226.89-2,193.96

Finding the Fourth Proportional to 3,787.05, 5,226.89 and 2,193.96

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Solution

The fourth proportional to 3,787.05, 5,226.89 and 2,193.96 is: 3,028.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,787.05 : 5,226.89 = 2,193.96 : x
  2. Step 2: Convert to fraction form
    3,787.05/5,226.89 = 2,193.96/x
  3. Step 3: Cross multiply
    3,787.05x = 5,226.89 × 2,193.96
  4. Step 4: Simplify right side
    3,787.05x = 11,467,587.58
  5. Step 5: Solve for x
    x = 11,467,587.58/3,787.05
  6. Step 6: Final answer
    x = 3,028.11

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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.