Home / 3,390.14-5,084.52-1,198.94

Finding the Fourth Proportional to 3,390.14, 5,084.52 and 1,198.94

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Solution

The fourth proportional to 3,390.14, 5,084.52 and 1,198.94 is: 1,798.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,390.14 : 5,084.52 = 1,198.94 : x
  2. Step 2: Convert to fraction form
    3,390.14/5,084.52 = 1,198.94/x
  3. Step 3: Cross multiply
    3,390.14x = 5,084.52 × 1,198.94
  4. Step 4: Simplify right side
    3,390.14x = 6,096,034.41
  5. Step 5: Solve for x
    x = 6,096,034.41/3,390.14
  6. Step 6: Final answer
    x = 1,798.17

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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.