Home / 3,144.58-4,340.07-2,351.87

Finding the Fourth Proportional to 3,144.58, 4,340.07 and 2,351.87

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Solution

The fourth proportional to 3,144.58, 4,340.07 and 2,351.87 is: 3,245.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,144.58 : 4,340.07 = 2,351.87 : x
  2. Step 2: Convert to fraction form
    3,144.58/4,340.07 = 2,351.87/x
  3. Step 3: Cross multiply
    3,144.58x = 4,340.07 × 2,351.87
  4. Step 4: Simplify right side
    3,144.58x = 10,207,280.43
  5. Step 5: Solve for x
    x = 10,207,280.43/3,144.58
  6. Step 6: Final answer
    x = 3,245.99

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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.