Home / 3,823.84-5,737.38-2,090.44

Finding the Fourth Proportional to 3,823.84, 5,737.38 and 2,090.44

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Solution

The fourth proportional to 3,823.84, 5,737.38 and 2,090.44 is: 3,136.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,823.84 : 5,737.38 = 2,090.44 : x
  2. Step 2: Convert to fraction form
    3,823.84/5,737.38 = 2,090.44/x
  3. Step 3: Cross multiply
    3,823.84x = 5,737.38 × 2,090.44
  4. Step 4: Simplify right side
    3,823.84x = 11,993,648.65
  5. Step 5: Solve for x
    x = 11,993,648.65/3,823.84
  6. Step 6: Final answer
    x = 3,136.55

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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.