Home / 3,469.02-5,192.13-3,136.71

Finding the Fourth Proportional to 3,469.02, 5,192.13 and 3,136.71

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Solution

The fourth proportional to 3,469.02, 5,192.13 and 3,136.71 is: 4,694.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,469.02 : 5,192.13 = 3,136.71 : x
  2. Step 2: Convert to fraction form
    3,469.02/5,192.13 = 3,136.71/x
  3. Step 3: Cross multiply
    3,469.02x = 5,192.13 × 3,136.71
  4. Step 4: Simplify right side
    3,469.02x = 16,286,206.09
  5. Step 5: Solve for x
    x = 16,286,206.09/3,469.02
  6. Step 6: Final answer
    x = 4,694.76

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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.