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Finding the Fourth Proportional to 6,636.44, 9,972.89 and 6,203.00

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Solution

The fourth proportional to 6,636.44, 9,972.89 and 6,203.00 is: 9,321.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,636.44 : 9,972.89 = 6,203.00 : x
  2. Step 2: Convert to fraction form
    6,636.44/9,972.89 = 6,203.00/x
  3. Step 3: Cross multiply
    6,636.44x = 9,972.89 × 6,203.00
  4. Step 4: Simplify right side
    6,636.44x = 61,861,755.79
  5. Step 5: Solve for x
    x = 61,861,755.79/6,636.44
  6. Step 6: Final answer
    x = 9,321.53

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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.