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Finding the Fourth Proportional to 3,396.57, 5,093.63 and 2,667.57

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Solution

The fourth proportional to 3,396.57, 5,093.63 and 2,667.57 is: 4,000.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,396.57 : 5,093.63 = 2,667.57 : x
  2. Step 2: Convert to fraction form
    3,396.57/5,093.63 = 2,667.57/x
  3. Step 3: Cross multiply
    3,396.57x = 5,093.63 × 2,667.57
  4. Step 4: Simplify right side
    3,396.57x = 13,587,614.58
  5. Step 5: Solve for x
    x = 13,587,614.58/3,396.57
  6. Step 6: Final answer
    x = 4,000.39

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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.