Home / 1,164.85-1,747.27-1,093.57

Finding the Fourth Proportional to 1,164.85, 1,747.27 and 1,093.57

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Solution

The fourth proportional to 1,164.85, 1,747.27 and 1,093.57 is: 1,640.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,164.85 : 1,747.27 = 1,093.57 : x
  2. Step 2: Convert to fraction form
    1,164.85/1,747.27 = 1,093.57/x
  3. Step 3: Cross multiply
    1,164.85x = 1,747.27 × 1,093.57
  4. Step 4: Simplify right side
    1,164.85x = 1,910,759.05
  5. Step 5: Solve for x
    x = 1,910,759.05/1,164.85
  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.