Home / 5,192.66-7,791.26-2,726.92

Finding the Fourth Proportional to 5,192.66, 7,791.26 and 2,726.92

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Solution

The fourth proportional to 5,192.66, 7,791.26 and 2,726.92 is: 4,091.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,192.66 : 7,791.26 = 2,726.92 : x
  2. Step 2: Convert to fraction form
    5,192.66/7,791.26 = 2,726.92/x
  3. Step 3: Cross multiply
    5,192.66x = 7,791.26 × 2,726.92
  4. Step 4: Simplify right side
    5,192.66x = 21,246,118.01
  5. Step 5: Solve for x
    x = 21,246,118.01/5,192.66
  6. Step 6: Final answer
    x = 4,091.57

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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.