Home / 7,936.08-11,905.50-2,671.59

Finding the Fourth Proportional to 7,936.08, 11,905.50 and 2,671.59

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Solution

The fourth proportional to 7,936.08, 11,905.50 and 2,671.59 is: 4,007.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,936.08 : 11,905.50 = 2,671.59 : x
  2. Step 2: Convert to fraction form
    7,936.08/11,905.50 = 2,671.59/x
  3. Step 3: Cross multiply
    7,936.08x = 11,905.50 × 2,671.59
  4. Step 4: Simplify right side
    7,936.08x = 31,806,614.75
  5. Step 5: Solve for x
    x = 31,806,614.75/7,936.08
  6. Step 6: Final answer
    x = 4,007.85

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1.5x scale

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.