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Finding the Fourth Proportional to 6,450.73, 8,903.85 and 3,799.68

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Solution

The fourth proportional to 6,450.73, 8,903.85 and 3,799.68 is: 5,244.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,450.73 : 8,903.85 = 3,799.68 : x
  2. Step 2: Convert to fraction form
    6,450.73/8,903.85 = 3,799.68/x
  3. Step 3: Cross multiply
    6,450.73x = 8,903.85 × 3,799.68
  4. Step 4: Simplify right side
    6,450.73x = 33,831,780.77
  5. Step 5: Solve for x
    x = 33,831,780.77/6,450.73
  6. Step 6: Final answer
    x = 5,244.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.