Home / 5,855.28-8,079.96-3,202.56

Finding the Fourth Proportional to 5,855.28, 8,079.96 and 3,202.56

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Solution

The fourth proportional to 5,855.28, 8,079.96 and 3,202.56 is: 4,419.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,855.28 : 8,079.96 = 3,202.56 : x
  2. Step 2: Convert to fraction form
    5,855.28/8,079.96 = 3,202.56/x
  3. Step 3: Cross multiply
    5,855.28x = 8,079.96 × 3,202.56
  4. Step 4: Simplify right side
    5,855.28x = 25,876,556.70
  5. Step 5: Solve for x
    x = 25,876,556.70/5,855.28
  6. Step 6: Final answer
    x = 4,419.35

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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.