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Finding the Fourth Proportional to 8,940.98, 13,402.83 and 3,744.02

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Solution

The fourth proportional to 8,940.98, 13,402.83 and 3,744.02 is: 5,612.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,940.98 : 13,402.83 = 3,744.02 : x
  2. Step 2: Convert to fraction form
    8,940.98/13,402.83 = 3,744.02/x
  3. Step 3: Cross multiply
    8,940.98x = 13,402.83 × 3,744.02
  4. Step 4: Simplify right side
    8,940.98x = 50,180,463.58
  5. Step 5: Solve for x
    x = 50,180,463.58/8,940.98
  6. Step 6: Final answer
    x = 5,612.41

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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.