Home / 3,274.98-4,519.17-1,948.47

Finding the Fourth Proportional to 3,274.98, 4,519.17 and 1,948.47

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Solution

The fourth proportional to 3,274.98, 4,519.17 and 1,948.47 is: 2,688.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,274.98 : 4,519.17 = 1,948.47 : x
  2. Step 2: Convert to fraction form
    3,274.98/4,519.17 = 1,948.47/x
  3. Step 3: Cross multiply
    3,274.98x = 4,519.17 × 1,948.47
  4. Step 4: Simplify right side
    3,274.98x = 8,805,467.17
  5. Step 5: Solve for x
    x = 8,805,467.17/3,274.98
  6. Step 6: Final answer
    x = 2,688.71

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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.