Home / 11,190.36-16,791.43-4,954.69

Finding the Fourth Proportional to 11,190.36, 16,791.43 and 4,954.69

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Solution

The fourth proportional to 11,190.36, 16,791.43 and 4,954.69 is: 7,434.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,190.36 : 16,791.43 = 4,954.69 : x
  2. Step 2: Convert to fraction form
    11,190.36/16,791.43 = 4,954.69/x
  3. Step 3: Cross multiply
    11,190.36x = 16,791.43 × 4,954.69
  4. Step 4: Simplify right side
    11,190.36x = 83,196,330.31
  5. Step 5: Solve for x
    x = 83,196,330.31/11,190.36
  6. Step 6: Final answer
    x = 7,434.64

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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.