Home / 7,179.44-10,772.49-2,795.72

Finding the Fourth Proportional to 7,179.44, 10,772.49 and 2,795.72

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Solution

The fourth proportional to 7,179.44, 10,772.49 and 2,795.72 is: 4,194.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,179.44 : 10,772.49 = 2,795.72 : x
  2. Step 2: Convert to fraction form
    7,179.44/10,772.49 = 2,795.72/x
  3. Step 3: Cross multiply
    7,179.44x = 10,772.49 × 2,795.72
  4. Step 4: Simplify right side
    7,179.44x = 30,116,822.36
  5. Step 5: Solve for x
    x = 30,116,822.36/7,179.44
  6. Step 6: Final answer
    x = 4,194.87

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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.