Home / 3,764.80-5,197.39-2,923.61

Finding the Fourth Proportional to 3,764.80, 5,197.39 and 2,923.61

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Solution

The fourth proportional to 3,764.80, 5,197.39 and 2,923.61 is: 4,036.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,764.80 : 5,197.39 = 2,923.61 : x
  2. Step 2: Convert to fraction form
    3,764.80/5,197.39 = 2,923.61/x
  3. Step 3: Cross multiply
    3,764.80x = 5,197.39 × 2,923.61
  4. Step 4: Simplify right side
    3,764.80x = 15,195,147.06
  5. Step 5: Solve for x
    x = 15,195,147.06/3,764.80
  6. Step 6: Final answer
    x = 4,036.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.