Home / 3,546.30-5,319.82-1,356.86

Finding the Fourth Proportional to 3,546.30, 5,319.82 and 1,356.86

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Solution

The fourth proportional to 3,546.30, 5,319.82 and 1,356.86 is: 2,035.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,546.30 : 5,319.82 = 1,356.86 : x
  2. Step 2: Convert to fraction form
    3,546.30/5,319.82 = 1,356.86/x
  3. Step 3: Cross multiply
    3,546.30x = 5,319.82 × 1,356.86
  4. Step 4: Simplify right side
    3,546.30x = 7,218,250.97
  5. Step 5: Solve for x
    x = 7,218,250.97/3,546.30
  6. Step 6: Final answer
    x = 2,035.43

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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.