Home / 4,791.95-7,185.49-2,192.66

Finding the Fourth Proportional to 4,791.95, 7,185.49 and 2,192.66

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Solution

The fourth proportional to 4,791.95, 7,185.49 and 2,192.66 is: 3,287.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,791.95 : 7,185.49 = 2,192.66 : x
  2. Step 2: Convert to fraction form
    4,791.95/7,185.49 = 2,192.66/x
  3. Step 3: Cross multiply
    4,791.95x = 7,185.49 × 2,192.66
  4. Step 4: Simplify right side
    4,791.95x = 15,755,300.58
  5. Step 5: Solve for x
    x = 15,755,300.58/4,791.95
  6. Step 6: Final answer
    x = 3,287.87

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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.