Home / 4,481.68-6,718.20-2,291.44

Finding the Fourth Proportional to 4,481.68, 6,718.20 and 2,291.44

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Solution

The fourth proportional to 4,481.68, 6,718.20 and 2,291.44 is: 3,434.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,481.68 : 6,718.20 = 2,291.44 : x
  2. Step 2: Convert to fraction form
    4,481.68/6,718.20 = 2,291.44/x
  3. Step 3: Cross multiply
    4,481.68x = 6,718.20 × 2,291.44
  4. Step 4: Simplify right side
    4,481.68x = 15,394,352.21
  5. Step 5: Solve for x
    x = 15,394,352.21/4,481.68
  6. Step 6: Final answer
    x = 3,434.95

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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.