Home / 3,752.19-5,176.89-2,179.98

Finding the Fourth Proportional to 3,752.19, 5,176.89 and 2,179.98

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Solution

The fourth proportional to 3,752.19, 5,176.89 and 2,179.98 is: 3,007.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,752.19 : 5,176.89 = 2,179.98 : x
  2. Step 2: Convert to fraction form
    3,752.19/5,176.89 = 2,179.98/x
  3. Step 3: Cross multiply
    3,752.19x = 5,176.89 × 2,179.98
  4. Step 4: Simplify right side
    3,752.19x = 11,285,516.66
  5. Step 5: Solve for x
    x = 11,285,516.66/3,752.19
  6. Step 6: Final answer
    x = 3,007.71

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