Home / 3,424.62-5,136.93-2,192.61

Finding the Fourth Proportional to 3,424.62, 5,136.93 and 2,192.61

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Solution

The fourth proportional to 3,424.62, 5,136.93 and 2,192.61 is: 3,288.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,424.62 : 5,136.93 = 2,192.61 : x
  2. Step 2: Convert to fraction form
    3,424.62/5,136.93 = 2,192.61/x
  3. Step 3: Cross multiply
    3,424.62x = 5,136.93 × 2,192.61
  4. Step 4: Simplify right side
    3,424.62x = 11,263,284.09
  5. Step 5: Solve for x
    x = 11,263,284.09/3,424.62
  6. Step 6: Final answer
    x = 3,288.92

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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.