Home / 3,274.94-4,519.78-2,080.31

Finding the Fourth Proportional to 3,274.94, 4,519.78 and 2,080.31

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Solution

The fourth proportional to 3,274.94, 4,519.78 and 2,080.31 is: 2,871.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,274.94 : 4,519.78 = 2,080.31 : x
  2. Step 2: Convert to fraction form
    3,274.94/4,519.78 = 2,080.31/x
  3. Step 3: Cross multiply
    3,274.94x = 4,519.78 × 2,080.31
  4. Step 4: Simplify right side
    3,274.94x = 9,402,515.73
  5. Step 5: Solve for x
    x = 9,402,515.73/3,274.94
  6. Step 6: Final answer
    x = 2,871.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.