Home / 3,664.47-5,497.26-1,198.71

Finding the Fourth Proportional to 3,664.47, 5,497.26 and 1,198.71

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Solution

The fourth proportional to 3,664.47, 5,497.26 and 1,198.71 is: 1,798.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,664.47 : 5,497.26 = 1,198.71 : x
  2. Step 2: Convert to fraction form
    3,664.47/5,497.26 = 1,198.71/x
  3. Step 3: Cross multiply
    3,664.47x = 5,497.26 × 1,198.71
  4. Step 4: Simplify right side
    3,664.47x = 6,589,620.53
  5. Step 5: Solve for x
    x = 6,589,620.53/3,664.47
  6. Step 6: Final answer
    x = 1,798.25

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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.