Home / 5,855.15-8,080.17-3,202.50

Finding the Fourth Proportional to 5,855.15, 8,080.17 and 3,202.50

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Solution

The fourth proportional to 5,855.15, 8,080.17 and 3,202.50 is: 4,419.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,855.15 : 8,080.17 = 3,202.50 : x
  2. Step 2: Convert to fraction form
    5,855.15/8,080.17 = 3,202.50/x
  3. Step 3: Cross multiply
    5,855.15x = 8,080.17 × 3,202.50
  4. Step 4: Simplify right side
    5,855.15x = 25,876,722.32
  5. Step 5: Solve for x
    x = 25,876,722.32/5,855.15
  6. Step 6: Final answer
    x = 4,419.48

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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.