Home / 3,424.46-5,136.71-1,084.37

Finding the Fourth Proportional to 3,424.46, 5,136.71 and 1,084.37

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Solution

The fourth proportional to 3,424.46, 5,136.71 and 1,084.37 is: 1,626.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,424.46 : 5,136.71 = 1,084.37 : x
  2. Step 2: Convert to fraction form
    3,424.46/5,136.71 = 1,084.37/x
  3. Step 3: Cross multiply
    3,424.46x = 5,136.71 × 1,084.37
  4. Step 4: Simplify right side
    3,424.46x = 5,570,063.12
  5. Step 5: Solve for x
    x = 5,570,063.12/3,424.46
  6. Step 6: Final answer
    x = 1,626.55

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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.