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Finding the Fourth Proportional to 2,326, 3,487.56 and 1,093.66

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Solution

The fourth proportional to 2,326, 3,487.56 and 1,093.66 is: 1,639.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,326 : 3,487.56 = 1,093.66 : x
  2. Step 2: Convert to fraction form
    2,326/3,487.56 = 1,093.66/x
  3. Step 3: Cross multiply
    2,326x = 3,487.56 × 1,093.66
  4. Step 4: Simplify right side
    2,326x = 3,814,204.87
  5. Step 5: Solve for x
    x = 3,814,204.87/2,326
  6. Step 6: Final answer
    x = 1,639.81

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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.