Home / 11,067.90-16,604.81-4,828.42

Finding the Fourth Proportional to 11,067.90, 16,604.81 and 4,828.42

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Solution

The fourth proportional to 11,067.90, 16,604.81 and 4,828.42 is: 7,243.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,067.90 : 16,604.81 = 4,828.42 : x
  2. Step 2: Convert to fraction form
    11,067.90/16,604.81 = 4,828.42/x
  3. Step 3: Cross multiply
    11,067.90x = 16,604.81 × 4,828.42
  4. Step 4: Simplify right side
    11,067.90x = 80,174,996.70
  5. Step 5: Solve for x
    x = 80,174,996.70/11,067.90
  6. Step 6: Final answer
    x = 7,243.92

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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.