Home / 4,136.60-6,189.30-2,906.36

Finding the Fourth Proportional to 4,136.60, 6,189.30 and 2,906.36

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Solution

The fourth proportional to 4,136.60, 6,189.30 and 2,906.36 is: 4,348.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,136.60 : 6,189.30 = 2,906.36 : x
  2. Step 2: Convert to fraction form
    4,136.60/6,189.30 = 2,906.36/x
  3. Step 3: Cross multiply
    4,136.60x = 6,189.30 × 2,906.36
  4. Step 4: Simplify right side
    4,136.60x = 17,988,333.95
  5. Step 5: Solve for x
    x = 17,988,333.95/4,136.60
  6. Step 6: Final answer
    x = 4,348.58

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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.