Home / 3,389.23-5,083.84-2,226.58

Finding the Fourth Proportional to 3,389.23, 5,083.84 and 2,226.58

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Solution

The fourth proportional to 3,389.23, 5,083.84 and 2,226.58 is: 3,339.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,389.23 : 5,083.84 = 2,226.58 : x
  2. Step 2: Convert to fraction form
    3,389.23/5,083.84 = 2,226.58/x
  3. Step 3: Cross multiply
    3,389.23x = 5,083.84 × 2,226.58
  4. Step 4: Simplify right side
    3,389.23x = 11,319,551.05
  5. Step 5: Solve for x
    x = 11,319,551.05/3,389.23
  6. Step 6: Final answer
    x = 3,339.86

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Similar ratio
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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.