Home / 5,003.91-6,905.25-2,765.75

Finding the Fourth Proportional to 5,003.91, 6,905.25 and 2,765.75

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Solution

The fourth proportional to 5,003.91, 6,905.25 and 2,765.75 is: 3,816.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,003.91 : 6,905.25 = 2,765.75 : x
  2. Step 2: Convert to fraction form
    5,003.91/6,905.25 = 2,765.75/x
  3. Step 3: Cross multiply
    5,003.91x = 6,905.25 × 2,765.75
  4. Step 4: Simplify right side
    5,003.91x = 19,098,160.66
  5. Step 5: Solve for x
    x = 19,098,160.66/5,003.91
  6. Step 6: Final answer
    x = 3,816.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.