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Finding the Fourth Proportional to 8,660.01, 12,993.44 and 4,502.64

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Solution

The fourth proportional to 8,660.01, 12,993.44 and 4,502.64 is: 6,755.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,660.01 : 12,993.44 = 4,502.64 : x
  2. Step 2: Convert to fraction form
    8,660.01/12,993.44 = 4,502.64/x
  3. Step 3: Cross multiply
    8,660.01x = 12,993.44 × 4,502.64
  4. Step 4: Simplify right side
    8,660.01x = 58,504,712.09
  5. Step 5: Solve for x
    x = 58,504,712.09/8,660.01
  6. Step 6: Final answer
    x = 6,755.74

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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.