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Finding the Fourth Proportional to 3,500.67, 5,251.08 and 1,035.49

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Solution

The fourth proportional to 3,500.67, 5,251.08 and 1,035.49 is: 1,553.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,500.67 : 5,251.08 = 1,035.49 : x
  2. Step 2: Convert to fraction form
    3,500.67/5,251.08 = 1,035.49/x
  3. Step 3: Cross multiply
    3,500.67x = 5,251.08 × 1,035.49
  4. Step 4: Simplify right side
    3,500.67x = 5,437,447.39
  5. Step 5: Solve for x
    x = 5,437,447.39/3,500.67
  6. Step 6: Final answer
    x = 1,553.26

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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.