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Finding the Fourth Proportional to 7,274.73, 10,913.78 and 2,594.49

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Solution

The fourth proportional to 7,274.73, 10,913.78 and 2,594.49 is: 3,892.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,274.73 : 10,913.78 = 2,594.49 : x
  2. Step 2: Convert to fraction form
    7,274.73/10,913.78 = 2,594.49/x
  3. Step 3: Cross multiply
    7,274.73x = 10,913.78 × 2,594.49
  4. Step 4: Simplify right side
    7,274.73x = 28,315,680.10
  5. Step 5: Solve for x
    x = 28,315,680.10/7,274.73
  6. Step 6: Final answer
    x = 3,892.33

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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.