Home / 7,179.06-10,769.88-2,959.97

Finding the Fourth Proportional to 7,179.06, 10,769.88 and 2,959.97

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Solution

The fourth proportional to 7,179.06, 10,769.88 and 2,959.97 is: 4,440.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,179.06 : 10,769.88 = 2,959.97 : x
  2. Step 2: Convert to fraction form
    7,179.06/10,769.88 = 2,959.97/x
  3. Step 3: Cross multiply
    7,179.06x = 10,769.88 × 2,959.97
  4. Step 4: Simplify right side
    7,179.06x = 31,878,467.85
  5. Step 5: Solve for x
    x = 31,878,467.85/7,179.06
  6. Step 6: Final answer
    x = 4,440.48

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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.