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Finding the Fourth Proportional to 2,893.62, 4,338.68 and 1,136.52

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Solution

The fourth proportional to 2,893.62, 4,338.68 and 1,136.52 is: 1,704.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,893.62 : 4,338.68 = 1,136.52 : x
  2. Step 2: Convert to fraction form
    2,893.62/4,338.68 = 1,136.52/x
  3. Step 3: Cross multiply
    2,893.62x = 4,338.68 × 1,136.52
  4. Step 4: Simplify right side
    2,893.62x = 4,930,996.59
  5. Step 5: Solve for x
    x = 4,930,996.59/2,893.62
  6. Step 6: Final answer
    x = 1,704.09

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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.