Home / 4,074.22-5,621.49-2,305.44

Finding the Fourth Proportional to 4,074.22, 5,621.49 and 2,305.44

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Solution

The fourth proportional to 4,074.22, 5,621.49 and 2,305.44 is: 3,180.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,074.22 : 5,621.49 = 2,305.44 : x
  2. Step 2: Convert to fraction form
    4,074.22/5,621.49 = 2,305.44/x
  3. Step 3: Cross multiply
    4,074.22x = 5,621.49 × 2,305.44
  4. Step 4: Simplify right side
    4,074.22x = 12,960,007.91
  5. Step 5: Solve for x
    x = 12,960,007.91/4,074.22
  6. Step 6: Final answer
    x = 3,180.98

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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.