Home / 5,927.21-8,179.43-3,274.56

Finding the Fourth Proportional to 5,927.21, 8,179.43 and 3,274.56

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Solution

The fourth proportional to 5,927.21, 8,179.43 and 3,274.56 is: 4,518.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,927.21 : 8,179.43 = 3,274.56 : x
  2. Step 2: Convert to fraction form
    5,927.21/8,179.43 = 3,274.56/x
  3. Step 3: Cross multiply
    5,927.21x = 8,179.43 × 3,274.56
  4. Step 4: Simplify right side
    5,927.21x = 26,784,017.93
  5. Step 5: Solve for x
    x = 26,784,017.93/5,927.21
  6. Step 6: Final answer
    x = 4,518.82

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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.