Home / 7,936.52-11,905.84-2,671.92

Finding the Fourth Proportional to 7,936.52, 11,905.84 and 2,671.92

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Solution

The fourth proportional to 7,936.52, 11,905.84 and 2,671.92 is: 4,008.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,936.52 : 11,905.84 = 2,671.92 : x
  2. Step 2: Convert to fraction form
    7,936.52/11,905.84 = 2,671.92/x
  3. Step 3: Cross multiply
    7,936.52x = 11,905.84 × 2,671.92
  4. Step 4: Simplify right side
    7,936.52x = 31,811,452.01
  5. Step 5: Solve for x
    x = 31,811,452.01/7,936.52
  6. Step 6: Final answer
    x = 4,008.24

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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.