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Finding the Fourth Proportional to 3,093.74, 4,638.87 and 1,337.64

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Solution

The fourth proportional to 3,093.74, 4,638.87 and 1,337.64 is: 2,005.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,093.74 : 4,638.87 = 1,337.64 : x
  2. Step 2: Convert to fraction form
    3,093.74/4,638.87 = 1,337.64/x
  3. Step 3: Cross multiply
    3,093.74x = 4,638.87 × 1,337.64
  4. Step 4: Simplify right side
    3,093.74x = 6,205,138.07
  5. Step 5: Solve for x
    x = 6,205,138.07/3,093.74
  6. Step 6: Final answer
    x = 2,005.71

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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.