Home / 4,136.68-6,205.74-2,190.52

Finding the Fourth Proportional to 4,136.68, 6,205.74 and 2,190.52

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Solution

The fourth proportional to 4,136.68, 6,205.74 and 2,190.52 is: 3,286.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,136.68 : 6,205.74 = 2,190.52 : x
  2. Step 2: Convert to fraction form
    4,136.68/6,205.74 = 2,190.52/x
  3. Step 3: Cross multiply
    4,136.68x = 6,205.74 × 2,190.52
  4. Step 4: Simplify right side
    4,136.68x = 13,593,797.58
  5. Step 5: Solve for x
    x = 13,593,797.58/4,136.68
  6. Step 6: Final answer
    x = 3,286.16

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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.