Home / 7,936.60-11,905.44-4,039.96

Finding the Fourth Proportional to 7,936.60, 11,905.44 and 4,039.96

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Solution

The fourth proportional to 7,936.60, 11,905.44 and 4,039.96 is: 6,060.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,936.60 : 11,905.44 = 4,039.96 : x
  2. Step 2: Convert to fraction form
    7,936.60/11,905.44 = 4,039.96/x
  3. Step 3: Cross multiply
    7,936.60x = 11,905.44 × 4,039.96
  4. Step 4: Simplify right side
    7,936.60x = 48,097,501.38
  5. Step 5: Solve for x
    x = 48,097,501.38/7,936.60
  6. Step 6: Final answer
    x = 6,060.21

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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.