Home / 3,908.14-5,874.91-3,136.59

Finding the Fourth Proportional to 3,908.14, 5,874.91 and 3,136.59

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Solution

The fourth proportional to 3,908.14, 5,874.91 and 3,136.59 is: 4,715.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,908.14 : 5,874.91 = 3,136.59 : x
  2. Step 2: Convert to fraction form
    3,908.14/5,874.91 = 3,136.59/x
  3. Step 3: Cross multiply
    3,908.14x = 5,874.91 × 3,136.59
  4. Step 4: Simplify right side
    3,908.14x = 18,427,183.96
  5. Step 5: Solve for x
    x = 18,427,183.96/3,908.14
  6. Step 6: Final answer
    x = 4,715.08

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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.