Home / 3,693.82-5,542.71-2,461.90

Finding the Fourth Proportional to 3,693.82, 5,542.71 and 2,461.90

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Solution

The fourth proportional to 3,693.82, 5,542.71 and 2,461.90 is: 3,694.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,693.82 : 5,542.71 = 2,461.90 : x
  2. Step 2: Convert to fraction form
    3,693.82/5,542.71 = 2,461.90/x
  3. Step 3: Cross multiply
    3,693.82x = 5,542.71 × 2,461.90
  4. Step 4: Simplify right side
    3,693.82x = 13,645,597.75
  5. Step 5: Solve for x
    x = 13,645,597.75/3,693.82
  6. Step 6: Final answer
    x = 3,694.17

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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.