Home / 11,376.28-17,066.61-3,982.84

Finding the Fourth Proportional to 11,376.28, 17,066.61 and 3,982.84

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Solution

The fourth proportional to 11,376.28, 17,066.61 and 3,982.84 is: 5,975.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,376.28 : 17,066.61 = 3,982.84 : x
  2. Step 2: Convert to fraction form
    11,376.28/17,066.61 = 3,982.84/x
  3. Step 3: Cross multiply
    11,376.28x = 17,066.61 × 3,982.84
  4. Step 4: Simplify right side
    11,376.28x = 67,973,576.97
  5. Step 5: Solve for x
    x = 67,973,576.97/11,376.28
  6. Step 6: Final answer
    x = 5,975.03

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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.