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Finding the Fourth Proportional to 7,093.63, 10,640.04 and 2,711.53

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Solution

The fourth proportional to 7,093.63, 10,640.04 and 2,711.53 is: 4,067.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,093.63 : 10,640.04 = 2,711.53 : x
  2. Step 2: Convert to fraction form
    7,093.63/10,640.04 = 2,711.53/x
  3. Step 3: Cross multiply
    7,093.63x = 10,640.04 × 2,711.53
  4. Step 4: Simplify right side
    7,093.63x = 28,850,787.66
  5. Step 5: Solve for x
    x = 28,850,787.66/7,093.63
  6. Step 6: Final answer
    x = 4,067.14

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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.