Home / 4,959.82-6,844.72-2,721.70

Finding the Fourth Proportional to 4,959.82, 6,844.72 and 2,721.70

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Solution

The fourth proportional to 4,959.82, 6,844.72 and 2,721.70 is: 3,756.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,959.82 : 6,844.72 = 2,721.70 : x
  2. Step 2: Convert to fraction form
    4,959.82/6,844.72 = 2,721.70/x
  3. Step 3: Cross multiply
    4,959.82x = 6,844.72 × 2,721.70
  4. Step 4: Simplify right side
    4,959.82x = 18,629,274.42
  5. Step 5: Solve for x
    x = 18,629,274.42/4,959.82
  6. Step 6: Final answer
    x = 3,756.04

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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.