Home / 11,984.86-17,975.04-3,662.62

Finding the Fourth Proportional to 11,984.86, 17,975.04 and 3,662.62

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Solution

The fourth proportional to 11,984.86, 17,975.04 and 3,662.62 is: 5,493.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,984.86 : 17,975.04 = 3,662.62 : x
  2. Step 2: Convert to fraction form
    11,984.86/17,975.04 = 3,662.62/x
  3. Step 3: Cross multiply
    11,984.86x = 17,975.04 × 3,662.62
  4. Step 4: Simplify right side
    11,984.86x = 65,835,741.00
  5. Step 5: Solve for x
    x = 65,835,741.00/11,984.86
  6. Step 6: Final answer
    x = 5,493.24

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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.