Home / 11,810.43-17,710.60-4,791.97

Finding the Fourth Proportional to 11,810.43, 17,710.60 and 4,791.97

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Solution

The fourth proportional to 11,810.43, 17,710.60 and 4,791.97 is: 7,185.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,810.43 : 17,710.60 = 4,791.97 : x
  2. Step 2: Convert to fraction form
    11,810.43/17,710.60 = 4,791.97/x
  3. Step 3: Cross multiply
    11,810.43x = 17,710.60 × 4,791.97
  4. Step 4: Simplify right side
    11,810.43x = 84,868,663.88
  5. Step 5: Solve for x
    x = 84,868,663.88/11,810.43
  6. Step 6: Final answer
    x = 7,185.91

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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.