Home / 3,546.26-5,319.20-1,080.88

Finding the Fourth Proportional to 3,546.26, 5,319.20 and 1,080.88

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Solution

The fourth proportional to 3,546.26, 5,319.20 and 1,080.88 is: 1,621.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,546.26 : 5,319.20 = 1,080.88 : x
  2. Step 2: Convert to fraction form
    3,546.26/5,319.20 = 1,080.88/x
  3. Step 3: Cross multiply
    3,546.26x = 5,319.20 × 1,080.88
  4. Step 4: Simplify right side
    3,546.26x = 5,749,406.30
  5. Step 5: Solve for x
    x = 5,749,406.30/3,546.26
  6. Step 6: Final answer
    x = 1,621.26

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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.