Home / 5,927.56-8,179.96-3,274.78

Finding the Fourth Proportional to 5,927.56, 8,179.96 and 3,274.78

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Solution

The fourth proportional to 5,927.56, 8,179.96 and 3,274.78 is: 4,519.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,927.56 : 8,179.96 = 3,274.78 : x
  2. Step 2: Convert to fraction form
    5,927.56/8,179.96 = 3,274.78/x
  3. Step 3: Cross multiply
    5,927.56x = 8,179.96 × 3,274.78
  4. Step 4: Simplify right side
    5,927.56x = 26,787,569.41
  5. Step 5: Solve for x
    x = 26,787,569.41/5,927.56
  6. Step 6: Final answer
    x = 4,519.16

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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.