Home / 5,855.80-8,080.92-3,203.14

Finding the Fourth Proportional to 5,855.80, 8,080.92 and 3,203.14

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Solution

The fourth proportional to 5,855.80, 8,080.92 and 3,203.14 is: 4,420.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,855.80 : 8,080.92 = 3,203.14 : x
  2. Step 2: Convert to fraction form
    5,855.80/8,080.92 = 3,203.14/x
  3. Step 3: Cross multiply
    5,855.80x = 8,080.92 × 3,203.14
  4. Step 4: Simplify right side
    5,855.80x = 25,884,318.09
  5. Step 5: Solve for x
    x = 25,884,318.09/5,855.80
  6. Step 6: Final answer
    x = 4,420.29

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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.