Home / 3,272.13-4,908.92-1,080.77

Finding the Fourth Proportional to 3,272.13, 4,908.92 and 1,080.77

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Solution

The fourth proportional to 3,272.13, 4,908.92 and 1,080.77 is: 1,621.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,272.13 : 4,908.92 = 1,080.77 : x
  2. Step 2: Convert to fraction form
    3,272.13/4,908.92 = 1,080.77/x
  3. Step 3: Cross multiply
    3,272.13x = 4,908.92 × 1,080.77
  4. Step 4: Simplify right side
    3,272.13x = 5,305,383.52
  5. Step 5: Solve for x
    x = 5,305,383.52/3,272.13
  6. Step 6: Final answer
    x = 1,621.39

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1.5x scale

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.