Home / 3,136.56-4,705.34-1,262.44

Finding the Fourth Proportional to 3,136.56, 4,705.34 and 1,262.44

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Solution

The fourth proportional to 3,136.56, 4,705.34 and 1,262.44 is: 1,893.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,136.56 : 4,705.34 = 1,262.44 : x
  2. Step 2: Convert to fraction form
    3,136.56/4,705.34 = 1,262.44/x
  3. Step 3: Cross multiply
    3,136.56x = 4,705.34 × 1,262.44
  4. Step 4: Simplify right side
    3,136.56x = 5,940,209.43
  5. Step 5: Solve for x
    x = 5,940,209.43/3,136.56
  6. Step 6: Final answer
    x = 1,893.86

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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.