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Finding the Fourth Proportional to 6,659.44, 9,995.30 and 3,374.82

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Solution

The fourth proportional to 6,659.44, 9,995.30 and 3,374.82 is: 5,065.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,659.44 : 9,995.30 = 3,374.82 : x
  2. Step 2: Convert to fraction form
    6,659.44/9,995.30 = 3,374.82/x
  3. Step 3: Cross multiply
    6,659.44x = 9,995.30 × 3,374.82
  4. Step 4: Simplify right side
    6,659.44x = 33,732,338.35
  5. Step 5: Solve for x
    x = 33,732,338.35/6,659.44
  6. Step 6: Final answer
    x = 5,065.34

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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.