Home / 5,482.82-8,224.68-2,194.12

Finding the Fourth Proportional to 5,482.82, 8,224.68 and 2,194.12

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Solution

The fourth proportional to 5,482.82, 8,224.68 and 2,194.12 is: 3,291.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,482.82 : 8,224.68 = 2,194.12 : x
  2. Step 2: Convert to fraction form
    5,482.82/8,224.68 = 2,194.12/x
  3. Step 3: Cross multiply
    5,482.82x = 8,224.68 × 2,194.12
  4. Step 4: Simplify right side
    5,482.82x = 18,045,934.88
  5. Step 5: Solve for x
    x = 18,045,934.88/5,482.82
  6. Step 6: Final answer
    x = 3,291.36

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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.