Home / 3,136.12-4,704.29-1,162.25

Finding the Fourth Proportional to 3,136.12, 4,704.29 and 1,162.25

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Solution

The fourth proportional to 3,136.12, 4,704.29 and 1,162.25 is: 1,743.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,136.12 : 4,704.29 = 1,162.25 : x
  2. Step 2: Convert to fraction form
    3,136.12/4,704.29 = 1,162.25/x
  3. Step 3: Cross multiply
    3,136.12x = 4,704.29 × 1,162.25
  4. Step 4: Simplify right side
    3,136.12x = 5,467,540.53
  5. Step 5: Solve for x
    x = 5,467,540.53/3,136.12
  6. Step 6: Final answer
    x = 1,743.41

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Similar ratio
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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.