Home / 5,441.12-8,163.70-3,099.68

Finding the Fourth Proportional to 5,441.12, 8,163.70 and 3,099.68

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Solution

The fourth proportional to 5,441.12, 8,163.70 and 3,099.68 is: 4,650.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,441.12 : 8,163.70 = 3,099.68 : x
  2. Step 2: Convert to fraction form
    5,441.12/8,163.70 = 3,099.68/x
  3. Step 3: Cross multiply
    5,441.12x = 8,163.70 × 3,099.68
  4. Step 4: Simplify right side
    5,441.12x = 25,304,809.05
  5. Step 5: Solve for x
    x = 25,304,809.05/5,441.12
  6. Step 6: Final answer
    x = 4,650.67

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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.