Home / 11,791.36-17,648.16-6,518.26

Finding the Fourth Proportional to 11,791.36, 17,648.16 and 6,518.26

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Solution

The fourth proportional to 11,791.36, 17,648.16 and 6,518.26 is: 9,755.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,791.36 : 17,648.16 = 6,518.26 : x
  2. Step 2: Convert to fraction form
    11,791.36/17,648.16 = 6,518.26/x
  3. Step 3: Cross multiply
    11,791.36x = 17,648.16 × 6,518.26
  4. Step 4: Simplify right side
    11,791.36x = 115,035,295.40
  5. Step 5: Solve for x
    x = 115,035,295.40/11,791.36
  6. Step 6: Final answer
    x = 9,755.90

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1.5x scale

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.