Home / 3,600.20-5,400.33-1,003.13

Finding the Fourth Proportional to 3,600.20, 5,400.33 and 1,003.13

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Solution

The fourth proportional to 3,600.20, 5,400.33 and 1,003.13 is: 1,504.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,600.20 : 5,400.33 = 1,003.13 : x
  2. Step 2: Convert to fraction form
    3,600.20/5,400.33 = 1,003.13/x
  3. Step 3: Cross multiply
    3,600.20x = 5,400.33 × 1,003.13
  4. Step 4: Simplify right side
    3,600.20x = 5,417,247.79
  5. Step 5: Solve for x
    x = 5,417,247.79/3,600.20
  6. Step 6: Final answer
    x = 1,504.71

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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.