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Finding the Fourth Proportional to 3,866.64, 5,800.17 and 1,093.53

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Solution

The fourth proportional to 3,866.64, 5,800.17 and 1,093.53 is: 1,640.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,866.64 : 5,800.17 = 1,093.53 : x
  2. Step 2: Convert to fraction form
    3,866.64/5,800.17 = 1,093.53/x
  3. Step 3: Cross multiply
    3,866.64x = 5,800.17 × 1,093.53
  4. Step 4: Simplify right side
    3,866.64x = 6,342,659.90
  5. Step 5: Solve for x
    x = 6,342,659.90/3,866.64
  6. Step 6: Final answer
    x = 1,640.35

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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.