Home / 3,787.84-5,669.58-2,028.44

Finding the Fourth Proportional to 3,787.84, 5,669.58 and 2,028.44

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Solution

The fourth proportional to 3,787.84, 5,669.58 and 2,028.44 is: 3,036.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,787.84 : 5,669.58 = 2,028.44 : x
  2. Step 2: Convert to fraction form
    3,787.84/5,669.58 = 2,028.44/x
  3. Step 3: Cross multiply
    3,787.84x = 5,669.58 × 2,028.44
  4. Step 4: Simplify right side
    3,787.84x = 11,500,402.86
  5. Step 5: Solve for x
    x = 11,500,402.86/3,787.84
  6. Step 6: Final answer
    x = 3,036.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.