Home / 5,965.76-8,229.90-4,198.34

Finding the Fourth Proportional to 5,965.76, 8,229.90 and 4,198.34

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Solution

The fourth proportional to 5,965.76, 8,229.90 and 4,198.34 is: 5,791.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,965.76 : 8,229.90 = 4,198.34 : x
  2. Step 2: Convert to fraction form
    5,965.76/8,229.90 = 4,198.34/x
  3. Step 3: Cross multiply
    5,965.76x = 8,229.90 × 4,198.34
  4. Step 4: Simplify right side
    5,965.76x = 34,551,918.37
  5. Step 5: Solve for x
    x = 34,551,918.37/5,965.76
  6. Step 6: Final answer
    x = 5,791.70

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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.