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Finding the Fourth Proportional to 6,654.03, 9,981.96 and 2,270.31

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Solution

The fourth proportional to 6,654.03, 9,981.96 and 2,270.31 is: 3,405.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,654.03 : 9,981.96 = 2,270.31 : x
  2. Step 2: Convert to fraction form
    6,654.03/9,981.96 = 2,270.31/x
  3. Step 3: Cross multiply
    6,654.03x = 9,981.96 × 2,270.31
  4. Step 4: Simplify right side
    6,654.03x = 22,662,168.56
  5. Step 5: Solve for x
    x = 22,662,168.56/6,654.03
  6. Step 6: Final answer
    x = 3,405.78

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1.5x scale

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.