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Finding the Fourth Proportional to 6,654.57, 9,961.09 and 4,901.55

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Solution

The fourth proportional to 6,654.57, 9,961.09 and 4,901.55 is: 7,337.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,654.57 : 9,961.09 = 4,901.55 : x
  2. Step 2: Convert to fraction form
    6,654.57/9,961.09 = 4,901.55/x
  3. Step 3: Cross multiply
    6,654.57x = 9,961.09 × 4,901.55
  4. Step 4: Simplify right side
    6,654.57x = 48,824,814.68
  5. Step 5: Solve for x
    x = 48,824,814.68/6,654.57
  6. Step 6: Final answer
    x = 7,337.03

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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.