Home / 5,427.42-8,134.62-2,796.18

Finding the Fourth Proportional to 5,427.42, 8,134.62 and 2,796.18

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Solution

The fourth proportional to 5,427.42, 8,134.62 and 2,796.18 is: 4,190.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,427.42 : 8,134.62 = 2,796.18 : x
  2. Step 2: Convert to fraction form
    5,427.42/8,134.62 = 2,796.18/x
  3. Step 3: Cross multiply
    5,427.42x = 8,134.62 × 2,796.18
  4. Step 4: Simplify right side
    5,427.42x = 22,745,861.75
  5. Step 5: Solve for x
    x = 22,745,861.75/5,427.42
  6. Step 6: Final answer
    x = 4,190.92

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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.