Home / 3,546.33-5,319.67-1,081.51

Finding the Fourth Proportional to 3,546.33, 5,319.67 and 1,081.51

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Solution

The fourth proportional to 3,546.33, 5,319.67 and 1,081.51 is: 1,622.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,546.33 : 5,319.67 = 1,081.51 : x
  2. Step 2: Convert to fraction form
    3,546.33/5,319.67 = 1,081.51/x
  3. Step 3: Cross multiply
    3,546.33x = 5,319.67 × 1,081.51
  4. Step 4: Simplify right side
    3,546.33x = 5,753,276.30
  5. Step 5: Solve for x
    x = 5,753,276.30/3,546.33
  6. Step 6: Final answer
    x = 1,622.32

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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.