Home / 4,959.15-6,843.55-2,721.02

Finding the Fourth Proportional to 4,959.15, 6,843.55 and 2,721.02

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Solution

The fourth proportional to 4,959.15, 6,843.55 and 2,721.02 is: 3,754.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,959.15 : 6,843.55 = 2,721.02 : x
  2. Step 2: Convert to fraction form
    4,959.15/6,843.55 = 2,721.02/x
  3. Step 3: Cross multiply
    4,959.15x = 6,843.55 × 2,721.02
  4. Step 4: Simplify right side
    4,959.15x = 18,621,436.42
  5. Step 5: Solve for x
    x = 18,621,436.42/4,959.15
  6. Step 6: Final answer
    x = 3,754.97

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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.