Home / 11,984.05-17,976.13-3,664.04

Finding the Fourth Proportional to 11,984.05, 17,976.13 and 3,664.04

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Solution

The fourth proportional to 11,984.05, 17,976.13 and 3,664.04 is: 5,496.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,984.05 : 17,976.13 = 3,664.04 : x
  2. Step 2: Convert to fraction form
    11,984.05/17,976.13 = 3,664.04/x
  3. Step 3: Cross multiply
    11,984.05x = 17,976.13 × 3,664.04
  4. Step 4: Simplify right side
    11,984.05x = 65,865,241.05
  5. Step 5: Solve for x
    x = 65,865,241.05/11,984.05
  6. Step 6: Final answer
    x = 5,496.08

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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.