Home / 3,724.34-5,586.76-2,163.88

Finding the Fourth Proportional to 3,724.34, 5,586.76 and 2,163.88

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Solution

The fourth proportional to 3,724.34, 5,586.76 and 2,163.88 is: 3,245.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,724.34 : 5,586.76 = 2,163.88 : x
  2. Step 2: Convert to fraction form
    3,724.34/5,586.76 = 2,163.88/x
  3. Step 3: Cross multiply
    3,724.34x = 5,586.76 × 2,163.88
  4. Step 4: Simplify right side
    3,724.34x = 12,089,061.31
  5. Step 5: Solve for x
    x = 12,089,061.31/3,724.34
  6. Step 6: Final answer
    x = 3,245.96

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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.