Home / 3,589.22-5,383.68-1,249.76

Finding the Fourth Proportional to 3,589.22, 5,383.68 and 1,249.76

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Solution

The fourth proportional to 3,589.22, 5,383.68 and 1,249.76 is: 1,874.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,589.22 : 5,383.68 = 1,249.76 : x
  2. Step 2: Convert to fraction form
    3,589.22/5,383.68 = 1,249.76/x
  3. Step 3: Cross multiply
    3,589.22x = 5,383.68 × 1,249.76
  4. Step 4: Simplify right side
    3,589.22x = 6,728,307.92
  5. Step 5: Solve for x
    x = 6,728,307.92/3,589.22
  6. Step 6: Final answer
    x = 1,874.59

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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.