Home / 11,612.44-17,418.49-2,847.42

Finding the Fourth Proportional to 11,612.44, 17,418.49 and 2,847.42

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Solution

The fourth proportional to 11,612.44, 17,418.49 and 2,847.42 is: 4,271.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,612.44 : 17,418.49 = 2,847.42 : x
  2. Step 2: Convert to fraction form
    11,612.44/17,418.49 = 2,847.42/x
  3. Step 3: Cross multiply
    11,612.44x = 17,418.49 × 2,847.42
  4. Step 4: Simplify right side
    11,612.44x = 49,597,756.80
  5. Step 5: Solve for x
    x = 49,597,756.80/11,612.44
  6. Step 6: Final answer
    x = 4,271.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.