Home / 5,855.12-8,080.10-3,202.52

Finding the Fourth Proportional to 5,855.12, 8,080.10 and 3,202.52

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Solution

The fourth proportional to 5,855.12, 8,080.10 and 3,202.52 is: 4,419.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,855.12 : 8,080.10 = 3,202.52 : x
  2. Step 2: Convert to fraction form
    5,855.12/8,080.10 = 3,202.52/x
  3. Step 3: Cross multiply
    5,855.12x = 8,080.10 × 3,202.52
  4. Step 4: Simplify right side
    5,855.12x = 25,876,681.85
  5. Step 5: Solve for x
    x = 25,876,681.85/5,855.12
  6. Step 6: Final answer
    x = 4,419.50

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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.