Home / 8,791.04-13,185.62-2,216.82

Finding the Fourth Proportional to 8,791.04, 13,185.62 and 2,216.82

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Solution

The fourth proportional to 8,791.04, 13,185.62 and 2,216.82 is: 3,324.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,791.04 : 13,185.62 = 2,216.82 : x
  2. Step 2: Convert to fraction form
    8,791.04/13,185.62 = 2,216.82/x
  3. Step 3: Cross multiply
    8,791.04x = 13,185.62 × 2,216.82
  4. Step 4: Simplify right side
    8,791.04x = 29,230,146.13
  5. Step 5: Solve for x
    x = 29,230,146.13/8,791.04
  6. Step 6: Final answer
    x = 3,324.99

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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.