Home / 11,988.45-17,984.73-3,668.26

Finding the Fourth Proportional to 11,988.45, 17,984.73 and 3,668.26

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Solution

The fourth proportional to 11,988.45, 17,984.73 and 3,668.26 is: 5,503.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,988.45 : 17,984.73 = 3,668.26 : x
  2. Step 2: Convert to fraction form
    11,988.45/17,984.73 = 3,668.26/x
  3. Step 3: Cross multiply
    11,988.45x = 17,984.73 × 3,668.26
  4. Step 4: Simplify right side
    11,988.45x = 65,972,665.67
  5. Step 5: Solve for x
    x = 65,972,665.67/11,988.45
  6. Step 6: Final answer
    x = 5,503.02

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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.