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Finding the Fourth Proportional to 6,198.60, 9,300.06 and 2,913.60

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Solution

The fourth proportional to 6,198.60, 9,300.06 and 2,913.60 is: 4,371.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,198.60 : 9,300.06 = 2,913.60 : x
  2. Step 2: Convert to fraction form
    6,198.60/9,300.06 = 2,913.60/x
  3. Step 3: Cross multiply
    6,198.60x = 9,300.06 × 2,913.60
  4. Step 4: Simplify right side
    6,198.60x = 27,096,654.82
  5. Step 5: Solve for x
    x = 27,096,654.82/6,198.60
  6. Step 6: Final answer
    x = 4,371.42

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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.