Home / 7,963.35-11,941.79-3,579.63

Finding the Fourth Proportional to 7,963.35, 11,941.79 and 3,579.63

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Solution

The fourth proportional to 7,963.35, 11,941.79 and 3,579.63 is: 5,367.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,963.35 : 11,941.79 = 3,579.63 : x
  2. Step 2: Convert to fraction form
    7,963.35/11,941.79 = 3,579.63/x
  3. Step 3: Cross multiply
    7,963.35x = 11,941.79 × 3,579.63
  4. Step 4: Simplify right side
    7,963.35x = 42,747,171.84
  5. Step 5: Solve for x
    x = 42,747,171.84/7,963.35
  6. Step 6: Final answer
    x = 5,367.99

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.