Home / 11,727.81-17,593.44-3,406.74

Finding the Fourth Proportional to 11,727.81, 17,593.44 and 3,406.74

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Solution

The fourth proportional to 11,727.81, 17,593.44 and 3,406.74 is: 5,110.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,727.81 : 17,593.44 = 3,406.74 : x
  2. Step 2: Convert to fraction form
    11,727.81/17,593.44 = 3,406.74/x
  3. Step 3: Cross multiply
    11,727.81x = 17,593.44 × 3,406.74
  4. Step 4: Simplify right side
    11,727.81x = 59,936,275.79
  5. Step 5: Solve for x
    x = 59,936,275.79/11,727.81
  6. Step 6: Final answer
    x = 5,110.61

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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.