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Finding the Fourth Proportional to 5,500.62, 8,245.62 and 1,800.27

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Solution

The fourth proportional to 5,500.62, 8,245.62 and 1,800.27 is: 2,698.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,500.62 : 8,245.62 = 1,800.27 : x
  2. Step 2: Convert to fraction form
    5,500.62/8,245.62 = 1,800.27/x
  3. Step 3: Cross multiply
    5,500.62x = 8,245.62 × 1,800.27
  4. Step 4: Simplify right side
    5,500.62x = 14,844,342.32
  5. Step 5: Solve for x
    x = 14,844,342.32/5,500.62
  6. Step 6: Final answer
    x = 2,698.67

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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.