Home / 3,600.54-5,400.60-1,003.38

Finding the Fourth Proportional to 3,600.54, 5,400.60 and 1,003.38

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Solution

The fourth proportional to 3,600.54, 5,400.60 and 1,003.38 is: 1,505.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,600.54 : 5,400.60 = 1,003.38 : x
  2. Step 2: Convert to fraction form
    3,600.54/5,400.60 = 1,003.38/x
  3. Step 3: Cross multiply
    3,600.54x = 5,400.60 × 1,003.38
  4. Step 4: Simplify right side
    3,600.54x = 5,418,854.03
  5. Step 5: Solve for x
    x = 5,418,854.03/3,600.54
  6. Step 6: Final answer
    x = 1,505.01

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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.