Home / 3,721.38-5,583.43-2,682.55

Finding the Fourth Proportional to 3,721.38, 5,583.43 and 2,682.55

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Solution

The fourth proportional to 3,721.38, 5,583.43 and 2,682.55 is: 4,024.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,721.38 : 5,583.43 = 2,682.55 : x
  2. Step 2: Convert to fraction form
    3,721.38/5,583.43 = 2,682.55/x
  3. Step 3: Cross multiply
    3,721.38x = 5,583.43 × 2,682.55
  4. Step 4: Simplify right side
    3,721.38x = 14,977,830.42
  5. Step 5: Solve for x
    x = 14,977,830.42/3,721.38
  6. Step 6: Final answer
    x = 4,024.81

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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.