Home / 3,694.47-5,541.57-1,229.10

Finding the Fourth Proportional to 3,694.47, 5,541.57 and 1,229.10

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Solution

The fourth proportional to 3,694.47, 5,541.57 and 1,229.10 is: 1,843.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,694.47 : 5,541.57 = 1,229.10 : x
  2. Step 2: Convert to fraction form
    3,694.47/5,541.57 = 1,229.10/x
  3. Step 3: Cross multiply
    3,694.47x = 5,541.57 × 1,229.10
  4. Step 4: Simplify right side
    3,694.47x = 6,811,143.69
  5. Step 5: Solve for x
    x = 6,811,143.69/3,694.47
  6. Step 6: Final answer
    x = 1,843.61

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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.