Home / 5,192.33-7,785.33-2,072.81

Finding the Fourth Proportional to 5,192.33, 7,785.33 and 2,072.81

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Solution

The fourth proportional to 5,192.33, 7,785.33 and 2,072.81 is: 3,107.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,192.33 : 7,785.33 = 2,072.81 : x
  2. Step 2: Convert to fraction form
    5,192.33/7,785.33 = 2,072.81/x
  3. Step 3: Cross multiply
    5,192.33x = 7,785.33 × 2,072.81
  4. Step 4: Simplify right side
    5,192.33x = 16,137,470.95
  5. Step 5: Solve for x
    x = 16,137,470.95/5,192.33
  6. Step 6: Final answer
    x = 3,107.95

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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.