Home / 5,943.24-8,205.44-3,819.76

Finding the Fourth Proportional to 5,943.24, 8,205.44 and 3,819.76

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Solution

The fourth proportional to 5,943.24, 8,205.44 and 3,819.76 is: 5,273.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,943.24 : 8,205.44 = 3,819.76 : x
  2. Step 2: Convert to fraction form
    5,943.24/8,205.44 = 3,819.76/x
  3. Step 3: Cross multiply
    5,943.24x = 8,205.44 × 3,819.76
  4. Step 4: Simplify right side
    5,943.24x = 31,342,771.88
  5. Step 5: Solve for x
    x = 31,342,771.88/5,943.24
  6. Step 6: Final answer
    x = 5,273.68

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1.5x scale

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.