Home / 5,481.34-8,211.18-3,626.84

Finding the Fourth Proportional to 5,481.34, 8,211.18 and 3,626.84

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Solution

The fourth proportional to 5,481.34, 8,211.18 and 3,626.84 is: 5,433.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,481.34 : 8,211.18 = 3,626.84 : x
  2. Step 2: Convert to fraction form
    5,481.34/8,211.18 = 3,626.84/x
  3. Step 3: Cross multiply
    5,481.34x = 8,211.18 × 3,626.84
  4. Step 4: Simplify right side
    5,481.34x = 29,780,636.07
  5. Step 5: Solve for x
    x = 29,780,636.07/5,481.34
  6. Step 6: Final answer
    x = 5,433.09

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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.