Home / 5,635.22-8,446.96-2,122.82

Finding the Fourth Proportional to 5,635.22, 8,446.96 and 2,122.82

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Solution

The fourth proportional to 5,635.22, 8,446.96 and 2,122.82 is: 3,182.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,635.22 : 8,446.96 = 2,122.82 : x
  2. Step 2: Convert to fraction form
    5,635.22/8,446.96 = 2,122.82/x
  3. Step 3: Cross multiply
    5,635.22x = 8,446.96 × 2,122.82
  4. Step 4: Simplify right side
    5,635.22x = 17,931,375.63
  5. Step 5: Solve for x
    x = 17,931,375.63/5,635.22
  6. Step 6: Final answer
    x = 3,182.02

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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.