Home / 2,847.48-4,249.17-2,519.43

Finding the Fourth Proportional to 2,847.48, 4,249.17 and 2,519.43

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Solution

The fourth proportional to 2,847.48, 4,249.17 and 2,519.43 is: 3,759.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,847.48 : 4,249.17 = 2,519.43 : x
  2. Step 2: Convert to fraction form
    2,847.48/4,249.17 = 2,519.43/x
  3. Step 3: Cross multiply
    2,847.48x = 4,249.17 × 2,519.43
  4. Step 4: Simplify right side
    2,847.48x = 10,705,486.37
  5. Step 5: Solve for x
    x = 10,705,486.37/2,847.48
  6. Step 6: Final answer
    x = 3,759.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.