Home / 5,442.10-8,163.15-2,670.55

Finding the Fourth Proportional to 5,442.10, 8,163.15 and 2,670.55

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Solution

The fourth proportional to 5,442.10, 8,163.15 and 2,670.55 is: 4,005.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,442.10 : 8,163.15 = 2,670.55 : x
  2. Step 2: Convert to fraction form
    5,442.10/8,163.15 = 2,670.55/x
  3. Step 3: Cross multiply
    5,442.10x = 8,163.15 × 2,670.55
  4. Step 4: Simplify right side
    5,442.10x = 21,800,100.23
  5. Step 5: Solve for x
    x = 21,800,100.23/5,442.10
  6. Step 6: Final answer
    x = 4,005.83

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Similar ratio
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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.