Home / 4,136.70-6,205.05-3,861.30

Finding the Fourth Proportional to 4,136.70, 6,205.05 and 3,861.30

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Solution

The fourth proportional to 4,136.70, 6,205.05 and 3,861.30 is: 5,791.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,136.70 : 6,205.05 = 3,861.30 : x
  2. Step 2: Convert to fraction form
    4,136.70/6,205.05 = 3,861.30/x
  3. Step 3: Cross multiply
    4,136.70x = 6,205.05 × 3,861.30
  4. Step 4: Simplify right side
    4,136.70x = 23,959,559.57
  5. Step 5: Solve for x
    x = 23,959,559.57/4,136.70
  6. Step 6: Final answer
    x = 5,791.95

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1.5x scale

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.