Home / 5,825.91-8,039.78-3,173.33

Finding the Fourth Proportional to 5,825.91, 8,039.78 and 3,173.33

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Solution

The fourth proportional to 5,825.91, 8,039.78 and 3,173.33 is: 4,379.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,825.91 : 8,039.78 = 3,173.33 : x
  2. Step 2: Convert to fraction form
    5,825.91/8,039.78 = 3,173.33/x
  3. Step 3: Cross multiply
    5,825.91x = 8,039.78 × 3,173.33
  4. Step 4: Simplify right side
    5,825.91x = 25,512,819.00
  5. Step 5: Solve for x
    x = 25,512,819.00/5,825.91
  6. Step 6: Final answer
    x = 4,379.20

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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.