Home / 5,889.91-8,128.26-3,372.03

Finding the Fourth Proportional to 5,889.91, 8,128.26 and 3,372.03

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Solution

The fourth proportional to 5,889.91, 8,128.26 and 3,372.03 is: 4,653.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,889.91 : 8,128.26 = 3,372.03 : x
  2. Step 2: Convert to fraction form
    5,889.91/8,128.26 = 3,372.03/x
  3. Step 3: Cross multiply
    5,889.91x = 8,128.26 × 3,372.03
  4. Step 4: Simplify right side
    5,889.91x = 27,408,736.57
  5. Step 5: Solve for x
    x = 27,408,736.57/5,889.91
  6. Step 6: Final answer
    x = 4,653.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.