Home / 5,393.56-8,086.99-2,271.96

Finding the Fourth Proportional to 5,393.56, 8,086.99 and 2,271.96

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Solution

The fourth proportional to 5,393.56, 8,086.99 and 2,271.96 is: 3,406.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,393.56 : 8,086.99 = 2,271.96 : x
  2. Step 2: Convert to fraction form
    5,393.56/8,086.99 = 2,271.96/x
  3. Step 3: Cross multiply
    5,393.56x = 8,086.99 × 2,271.96
  4. Step 4: Simplify right side
    5,393.56x = 18,373,317.80
  5. Step 5: Solve for x
    x = 18,373,317.80/5,393.56
  6. Step 6: Final answer
    x = 3,406.53

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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.