Home / 5,891.19-8,129.64-3,238.58

Finding the Fourth Proportional to 5,891.19, 8,129.64 and 3,238.58

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Solution

The fourth proportional to 5,891.19, 8,129.64 and 3,238.58 is: 4,469.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,891.19 : 8,129.64 = 3,238.58 : x
  2. Step 2: Convert to fraction form
    5,891.19/8,129.64 = 3,238.58/x
  3. Step 3: Cross multiply
    5,891.19x = 8,129.64 × 3,238.58
  4. Step 4: Simplify right side
    5,891.19x = 26,328,512.87
  5. Step 5: Solve for x
    x = 26,328,512.87/5,891.19
  6. Step 6: Final answer
    x = 4,469.13

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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.