Home / 3,822.84-5,735.88-2,089.44

Finding the Fourth Proportional to 3,822.84, 5,735.88 and 2,089.44

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Solution

The fourth proportional to 3,822.84, 5,735.88 and 2,089.44 is: 3,135.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,822.84 : 5,735.88 = 2,089.44 : x
  2. Step 2: Convert to fraction form
    3,822.84/5,735.88 = 2,089.44/x
  3. Step 3: Cross multiply
    3,822.84x = 5,735.88 × 2,089.44
  4. Step 4: Simplify right side
    3,822.84x = 11,984,777.11
  5. Step 5: Solve for x
    x = 11,984,777.11/3,822.84
  6. Step 6: Final answer
    x = 3,135.05

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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.