Home / 11,114.78-16,662.36-4,194.14

Finding the Fourth Proportional to 11,114.78, 16,662.36 and 4,194.14

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Solution

The fourth proportional to 11,114.78, 16,662.36 and 4,194.14 is: 6,287.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,114.78 : 16,662.36 = 4,194.14 : x
  2. Step 2: Convert to fraction form
    11,114.78/16,662.36 = 4,194.14/x
  3. Step 3: Cross multiply
    11,114.78x = 16,662.36 × 4,194.14
  4. Step 4: Simplify right side
    11,114.78x = 69,884,270.57
  5. Step 5: Solve for x
    x = 69,884,270.57/11,114.78
  6. Step 6: Final answer
    x = 6,287.51

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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.