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Finding the Fourth Proportional to 1,093.26, 1,636.10 and 895.98

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Solution

The fourth proportional to 1,093.26, 1,636.10 and 895.98 is: 1,340.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,093.26 : 1,636.10 = 895.98 : x
  2. Step 2: Convert to fraction form
    1,093.26/1,636.10 = 895.98/x
  3. Step 3: Cross multiply
    1,093.26x = 1,636.10 × 895.98
  4. Step 4: Simplify right side
    1,093.26x = 1,465,912.88
  5. Step 5: Solve for x
    x = 1,465,912.88/1,093.26
  6. Step 6: Final answer
    x = 1,340.86

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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.