Home / 3,891.83-5,838.93-2,042.73

Finding the Fourth Proportional to 3,891.83, 5,838.93 and 2,042.73

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Solution

The fourth proportional to 3,891.83, 5,838.93 and 2,042.73 is: 3,064.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,891.83 : 5,838.93 = 2,042.73 : x
  2. Step 2: Convert to fraction form
    3,891.83/5,838.93 = 2,042.73/x
  3. Step 3: Cross multiply
    3,891.83x = 5,838.93 × 2,042.73
  4. Step 4: Simplify right side
    3,891.83x = 11,927,357.48
  5. Step 5: Solve for x
    x = 11,927,357.48/3,891.83
  6. Step 6: Final answer
    x = 3,064.72

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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.