Home / 5,446.08-8,169.66-2,161.44

Finding the Fourth Proportional to 5,446.08, 8,169.66 and 2,161.44

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Solution

The fourth proportional to 5,446.08, 8,169.66 and 2,161.44 is: 3,242.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,446.08 : 8,169.66 = 2,161.44 : x
  2. Step 2: Convert to fraction form
    5,446.08/8,169.66 = 2,161.44/x
  3. Step 3: Cross multiply
    5,446.08x = 8,169.66 × 2,161.44
  4. Step 4: Simplify right side
    5,446.08x = 17,658,229.91
  5. Step 5: Solve for x
    x = 17,658,229.91/5,446.08
  6. Step 6: Final answer
    x = 3,242.37

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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.