Home / 3,580.28-4,940.83-2,067.74

Finding the Fourth Proportional to 3,580.28, 4,940.83 and 2,067.74

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Solution

The fourth proportional to 3,580.28, 4,940.83 and 2,067.74 is: 2,853.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,580.28 : 4,940.83 = 2,067.74 : x
  2. Step 2: Convert to fraction form
    3,580.28/4,940.83 = 2,067.74/x
  3. Step 3: Cross multiply
    3,580.28x = 4,940.83 × 2,067.74
  4. Step 4: Simplify right side
    3,580.28x = 10,216,321.95
  5. Step 5: Solve for x
    x = 10,216,321.95/3,580.28
  6. Step 6: Final answer
    x = 2,853.50

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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.