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Finding the Fourth Proportional to 3,600.03, 5,398.02 and 1,100.79

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Solution

The fourth proportional to 3,600.03, 5,398.02 and 1,100.79 is: 1,650.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,600.03 : 5,398.02 = 1,100.79 : x
  2. Step 2: Convert to fraction form
    3,600.03/5,398.02 = 1,100.79/x
  3. Step 3: Cross multiply
    3,600.03x = 5,398.02 × 1,100.79
  4. Step 4: Simplify right side
    3,600.03x = 5,942,086.44
  5. Step 5: Solve for x
    x = 5,942,086.44/3,600.03
  6. Step 6: Final answer
    x = 1,650.57

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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.