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Finding the Fourth Proportional to 3,493.62, 5,236.91 and 1,735.92

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Solution

The fourth proportional to 3,493.62, 5,236.91 and 1,735.92 is: 2,602.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,493.62 : 5,236.91 = 1,735.92 : x
  2. Step 2: Convert to fraction form
    3,493.62/5,236.91 = 1,735.92/x
  3. Step 3: Cross multiply
    3,493.62x = 5,236.91 × 1,735.92
  4. Step 4: Simplify right side
    3,493.62x = 9,090,861.15
  5. Step 5: Solve for x
    x = 9,090,861.15/3,493.62
  6. Step 6: Final answer
    x = 2,602.13

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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.