Home / 11,984.23-17,976.35-3,664.25

Finding the Fourth Proportional to 11,984.23, 17,976.35 and 3,664.25

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Solution

The fourth proportional to 11,984.23, 17,976.35 and 3,664.25 is: 5,496.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,984.23 : 17,976.35 = 3,664.25 : x
  2. Step 2: Convert to fraction form
    11,984.23/17,976.35 = 3,664.25/x
  3. Step 3: Cross multiply
    11,984.23x = 17,976.35 × 3,664.25
  4. Step 4: Simplify right side
    11,984.23x = 65,869,845.07
  5. Step 5: Solve for x
    x = 65,869,845.07/11,984.23
  6. Step 6: Final answer
    x = 5,496.38

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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.