Home / 5,819.94-8,031.48-3,167.28

Finding the Fourth Proportional to 5,819.94, 8,031.48 and 3,167.28

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Solution

The fourth proportional to 5,819.94, 8,031.48 and 3,167.28 is: 4,370.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,819.94 : 8,031.48 = 3,167.28 : x
  2. Step 2: Convert to fraction form
    5,819.94/8,031.48 = 3,167.28/x
  3. Step 3: Cross multiply
    5,819.94x = 8,031.48 × 3,167.28
  4. Step 4: Simplify right side
    5,819.94x = 25,437,945.97
  5. Step 5: Solve for x
    x = 25,437,945.97/5,819.94
  6. Step 6: Final answer
    x = 4,370.83

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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.