Home / 3,439.62-4,743.08-2,042.10

Finding the Fourth Proportional to 3,439.62, 4,743.08 and 2,042.10

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Solution

The fourth proportional to 3,439.62, 4,743.08 and 2,042.10 is: 2,815.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,439.62 : 4,743.08 = 2,042.10 : x
  2. Step 2: Convert to fraction form
    3,439.62/4,743.08 = 2,042.10/x
  3. Step 3: Cross multiply
    3,439.62x = 4,743.08 × 2,042.10
  4. Step 4: Simplify right side
    3,439.62x = 9,685,843.67
  5. Step 5: Solve for x
    x = 9,685,843.67/3,439.62
  6. Step 6: Final answer
    x = 2,815.96

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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.