Home / 3,316.97-4,578.53-2,198.03

Finding the Fourth Proportional to 3,316.97, 4,578.53 and 2,198.03

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Solution

The fourth proportional to 3,316.97, 4,578.53 and 2,198.03 is: 3,034.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,316.97 : 4,578.53 = 2,198.03 : x
  2. Step 2: Convert to fraction form
    3,316.97/4,578.53 = 2,198.03/x
  3. Step 3: Cross multiply
    3,316.97x = 4,578.53 × 2,198.03
  4. Step 4: Simplify right side
    3,316.97x = 10,063,712.41
  5. Step 5: Solve for x
    x = 10,063,712.41/3,316.97
  6. Step 6: Final answer
    x = 3,034.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.