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Finding the Fourth Proportional to 8,933.73, 12,327.22 and 4,954.87

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Solution

The fourth proportional to 8,933.73, 12,327.22 and 4,954.87 is: 6,836.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,933.73 : 12,327.22 = 4,954.87 : x
  2. Step 2: Convert to fraction form
    8,933.73/12,327.22 = 4,954.87/x
  3. Step 3: Cross multiply
    8,933.73x = 12,327.22 × 4,954.87
  4. Step 4: Simplify right side
    8,933.73x = 61,079,794.16
  5. Step 5: Solve for x
    x = 61,079,794.16/8,933.73
  6. Step 6: Final answer
    x = 6,836.99

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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.