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Finding the Fourth Proportional to 8,963.72, 13,446.09 and 2,723.94

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Solution

The fourth proportional to 8,963.72, 13,446.09 and 2,723.94 is: 4,086.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,963.72 : 13,446.09 = 2,723.94 : x
  2. Step 2: Convert to fraction form
    8,963.72/13,446.09 = 2,723.94/x
  3. Step 3: Cross multiply
    8,963.72x = 13,446.09 × 2,723.94
  4. Step 4: Simplify right side
    8,963.72x = 36,626,342.39
  5. Step 5: Solve for x
    x = 36,626,342.39/8,963.72
  6. Step 6: Final answer
    x = 4,086.07

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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.