Home / 11,455.97-17,183.95-3,136.06

Finding the Fourth Proportional to 11,455.97, 17,183.95 and 3,136.06

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Solution

The fourth proportional to 11,455.97, 17,183.95 and 3,136.06 is: 4,704.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,455.97 : 17,183.95 = 3,136.06 : x
  2. Step 2: Convert to fraction form
    11,455.97/17,183.95 = 3,136.06/x
  3. Step 3: Cross multiply
    11,455.97x = 17,183.95 × 3,136.06
  4. Step 4: Simplify right side
    11,455.97x = 53,889,847.44
  5. Step 5: Solve for x
    x = 53,889,847.44/11,455.97
  6. Step 6: Final answer
    x = 4,704.08

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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.