Home / 3,578.62-4,936.02-2,518.60

Finding the Fourth Proportional to 3,578.62, 4,936.02 and 2,518.60

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Solution

The fourth proportional to 3,578.62, 4,936.02 and 2,518.60 is: 3,473.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,578.62 : 4,936.02 = 2,518.60 : x
  2. Step 2: Convert to fraction form
    3,578.62/4,936.02 = 2,518.60/x
  3. Step 3: Cross multiply
    3,578.62x = 4,936.02 × 2,518.60
  4. Step 4: Simplify right side
    3,578.62x = 12,431,859.97
  5. Step 5: Solve for x
    x = 12,431,859.97/3,578.62
  6. Step 6: Final answer
    x = 3,473.93

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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.