Home / 3,427.39-5,142.45-2,041.38

Finding the Fourth Proportional to 3,427.39, 5,142.45 and 2,041.38

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Solution

The fourth proportional to 3,427.39, 5,142.45 and 2,041.38 is: 3,062.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,427.39 : 5,142.45 = 2,041.38 : x
  2. Step 2: Convert to fraction form
    3,427.39/5,142.45 = 2,041.38/x
  3. Step 3: Cross multiply
    3,427.39x = 5,142.45 × 2,041.38
  4. Step 4: Simplify right side
    3,427.39x = 10,497,694.58
  5. Step 5: Solve for x
    x = 10,497,694.58/3,427.39
  6. Step 6: Final answer
    x = 3,062.88

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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.