Home / 4,268.99-6,397.92-2,187.24

Finding the Fourth Proportional to 4,268.99, 6,397.92 and 2,187.24

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Solution

The fourth proportional to 4,268.99, 6,397.92 and 2,187.24 is: 3,278.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,268.99 : 6,397.92 = 2,187.24 : x
  2. Step 2: Convert to fraction form
    4,268.99/6,397.92 = 2,187.24/x
  3. Step 3: Cross multiply
    4,268.99x = 6,397.92 × 2,187.24
  4. Step 4: Simplify right side
    4,268.99x = 13,993,786.54
  5. Step 5: Solve for x
    x = 13,993,786.54/4,268.99
  6. Step 6: Final answer
    x = 3,278.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.