Home / 5,520.82-8,266.53-4,405.02

Finding the Fourth Proportional to 5,520.82, 8,266.53 and 4,405.02

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Solution

The fourth proportional to 5,520.82, 8,266.53 and 4,405.02 is: 6,595.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,520.82 : 8,266.53 = 4,405.02 : x
  2. Step 2: Convert to fraction form
    5,520.82/8,266.53 = 4,405.02/x
  3. Step 3: Cross multiply
    5,520.82x = 8,266.53 × 4,405.02
  4. Step 4: Simplify right side
    5,520.82x = 36,414,229.98
  5. Step 5: Solve for x
    x = 36,414,229.98/5,520.82
  6. Step 6: Final answer
    x = 6,595.80

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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.