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Finding the Fourth Proportional to 6,650.75, 9,972.60 and 2,951.37

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Solution

The fourth proportional to 6,650.75, 9,972.60 and 2,951.37 is: 4,425.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,650.75 : 9,972.60 = 2,951.37 : x
  2. Step 2: Convert to fraction form
    6,650.75/9,972.60 = 2,951.37/x
  3. Step 3: Cross multiply
    6,650.75x = 9,972.60 × 2,951.37
  4. Step 4: Simplify right side
    6,650.75x = 29,432,832.46
  5. Step 5: Solve for x
    x = 29,432,832.46/6,650.75
  6. Step 6: Final answer
    x = 4,425.49

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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.