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Finding the Fourth Proportional to 6,773.40, 10,146.60 and 5,961.60

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Solution

The fourth proportional to 6,773.40, 10,146.60 and 5,961.60 is: 8,930.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,773.40 : 10,146.60 = 5,961.60 : x
  2. Step 2: Convert to fraction form
    6,773.40/10,146.60 = 5,961.60/x
  3. Step 3: Cross multiply
    6,773.40x = 10,146.60 × 5,961.60
  4. Step 4: Simplify right side
    6,773.40x = 60,489,970.56
  5. Step 5: Solve for x
    x = 60,489,970.56/6,773.40
  6. Step 6: Final answer
    x = 8,930.52

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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.