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Finding the Fourth Proportional to 8,914.94, 13,372.39 and 2,674.94

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Solution

The fourth proportional to 8,914.94, 13,372.39 and 2,674.94 is: 4,012.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,914.94 : 13,372.39 = 2,674.94 : x
  2. Step 2: Convert to fraction form
    8,914.94/13,372.39 = 2,674.94/x
  3. Step 3: Cross multiply
    8,914.94x = 13,372.39 × 2,674.94
  4. Step 4: Simplify right side
    8,914.94x = 35,770,296.19
  5. Step 5: Solve for x
    x = 35,770,296.19/8,914.94
  6. Step 6: Final answer
    x = 4,012.40

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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.