Home / 3,600.38-5,400.58-1,003.26

Finding the Fourth Proportional to 3,600.38, 5,400.58 and 1,003.26

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Solution

The fourth proportional to 3,600.38, 5,400.58 and 1,003.26 is: 1,504.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,600.38 : 5,400.58 = 1,003.26 : x
  2. Step 2: Convert to fraction form
    3,600.38/5,400.58 = 1,003.26/x
  3. Step 3: Cross multiply
    3,600.38x = 5,400.58 × 1,003.26
  4. Step 4: Simplify right side
    3,600.38x = 5,418,185.89
  5. Step 5: Solve for x
    x = 5,418,185.89/3,600.38
  6. Step 6: Final answer
    x = 1,504.89

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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.