Home / 3,142.44-4,339.49-2,025.99

Finding the Fourth Proportional to 3,142.44, 4,339.49 and 2,025.99

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Solution

The fourth proportional to 3,142.44, 4,339.49 and 2,025.99 is: 2,797.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,142.44 : 4,339.49 = 2,025.99 : x
  2. Step 2: Convert to fraction form
    3,142.44/4,339.49 = 2,025.99/x
  3. Step 3: Cross multiply
    3,142.44x = 4,339.49 × 2,025.99
  4. Step 4: Simplify right side
    3,142.44x = 8,791,753.22
  5. Step 5: Solve for x
    x = 8,791,753.22/3,142.44
  6. Step 6: Final answer
    x = 2,797.75

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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.