Home / 5,530.56-8,289.60-2,242.80

Finding the Fourth Proportional to 5,530.56, 8,289.60 and 2,242.80

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Solution

The fourth proportional to 5,530.56, 8,289.60 and 2,242.80 is: 3,361.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,530.56 : 8,289.60 = 2,242.80 : x
  2. Step 2: Convert to fraction form
    5,530.56/8,289.60 = 2,242.80/x
  3. Step 3: Cross multiply
    5,530.56x = 8,289.60 × 2,242.80
  4. Step 4: Simplify right side
    5,530.56x = 18,591,914.88
  5. Step 5: Solve for x
    x = 18,591,914.88/5,530.56
  6. Step 6: Final answer
    x = 3,361.67

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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.