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Finding the Fourth Proportional to 6,697.67, 10,036.88 and 3,769.79

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Solution

The fourth proportional to 6,697.67, 10,036.88 and 3,769.79 is: 5,649.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,697.67 : 10,036.88 = 3,769.79 : x
  2. Step 2: Convert to fraction form
    6,697.67/10,036.88 = 3,769.79/x
  3. Step 3: Cross multiply
    6,697.67x = 10,036.88 × 3,769.79
  4. Step 4: Simplify right side
    6,697.67x = 37,836,860.82
  5. Step 5: Solve for x
    x = 37,836,860.82/6,697.67
  6. Step 6: Final answer
    x = 5,649.26

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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.