Home / 3,822.20-5,733.42-1,356.98

Finding the Fourth Proportional to 3,822.20, 5,733.42 and 1,356.98

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Solution

The fourth proportional to 3,822.20, 5,733.42 and 1,356.98 is: 2,035.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,822.20 : 5,733.42 = 1,356.98 : x
  2. Step 2: Convert to fraction form
    3,822.20/5,733.42 = 1,356.98/x
  3. Step 3: Cross multiply
    3,822.20x = 5,733.42 × 1,356.98
  4. Step 4: Simplify right side
    3,822.20x = 7,780,136.27
  5. Step 5: Solve for x
    x = 7,780,136.27/3,822.20
  6. Step 6: Final answer
    x = 2,035.51

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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.