Home / 3,546.16-5,319.13-1,080.87

Finding the Fourth Proportional to 3,546.16, 5,319.13 and 1,080.87

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Solution

The fourth proportional to 3,546.16, 5,319.13 and 1,080.87 is: 1,621.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,546.16 : 5,319.13 = 1,080.87 : x
  2. Step 2: Convert to fraction form
    3,546.16/5,319.13 = 1,080.87/x
  3. Step 3: Cross multiply
    3,546.16x = 5,319.13 × 1,080.87
  4. Step 4: Simplify right side
    3,546.16x = 5,749,288.04
  5. Step 5: Solve for x
    x = 5,749,288.04/3,546.16
  6. Step 6: Final answer
    x = 1,621.27

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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.