Home / 3,136.22-4,704.06-1,188.44

Finding the Fourth Proportional to 3,136.22, 4,704.06 and 1,188.44

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Solution

The fourth proportional to 3,136.22, 4,704.06 and 1,188.44 is: 1,782.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,136.22 : 4,704.06 = 1,188.44 : x
  2. Step 2: Convert to fraction form
    3,136.22/4,704.06 = 1,188.44/x
  3. Step 3: Cross multiply
    3,136.22x = 4,704.06 × 1,188.44
  4. Step 4: Simplify right side
    3,136.22x = 5,590,493.07
  5. Step 5: Solve for x
    x = 5,590,493.07/3,136.22
  6. Step 6: Final answer
    x = 1,782.56

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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.