Home / 11,727.12-17,589.99-3,406.95

Finding the Fourth Proportional to 11,727.12, 17,589.99 and 3,406.95

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Solution

The fourth proportional to 11,727.12, 17,589.99 and 3,406.95 is: 5,110.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,727.12 : 17,589.99 = 3,406.95 : x
  2. Step 2: Convert to fraction form
    11,727.12/17,589.99 = 3,406.95/x
  3. Step 3: Cross multiply
    11,727.12x = 17,589.99 × 3,406.95
  4. Step 4: Simplify right side
    11,727.12x = 59,928,216.43
  5. Step 5: Solve for x
    x = 59,928,216.43/11,727.12
  6. Step 6: Final answer
    x = 5,110.22

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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.