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Finding the Fourth Proportional to 6,606.52, 9,906.20 and 2,904.42

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Solution

The fourth proportional to 6,606.52, 9,906.20 and 2,904.42 is: 4,355.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,606.52 : 9,906.20 = 2,904.42 : x
  2. Step 2: Convert to fraction form
    6,606.52/9,906.20 = 2,904.42/x
  3. Step 3: Cross multiply
    6,606.52x = 9,906.20 × 2,904.42
  4. Step 4: Simplify right side
    6,606.52x = 28,771,765.40
  5. Step 5: Solve for x
    x = 28,771,765.40/6,606.52
  6. Step 6: Final answer
    x = 4,355.06

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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.