Home / 6,727.70-10,077.64-3,945.99

Finding the Fourth Proportional to 6,727.70, 10,077.64 and 3,945.99

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Solution

The fourth proportional to 6,727.70, 10,077.64 and 3,945.99 is: 5,910.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,727.70 : 10,077.64 = 3,945.99 : x
  2. Step 2: Convert to fraction form
    6,727.70/10,077.64 = 3,945.99/x
  3. Step 3: Cross multiply
    6,727.70x = 10,077.64 × 3,945.99
  4. Step 4: Simplify right side
    6,727.70x = 39,766,266.66
  5. Step 5: Solve for x
    x = 39,766,266.66/6,727.70
  6. Step 6: Final answer
    x = 5,910.83

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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.