Home / 5,500.24-8,247.36-2,211.64

Finding the Fourth Proportional to 5,500.24, 8,247.36 and 2,211.64

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Solution

The fourth proportional to 5,500.24, 8,247.36 and 2,211.64 is: 3,316.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,500.24 : 8,247.36 = 2,211.64 : x
  2. Step 2: Convert to fraction form
    5,500.24/8,247.36 = 2,211.64/x
  3. Step 3: Cross multiply
    5,500.24x = 8,247.36 × 2,211.64
  4. Step 4: Simplify right side
    5,500.24x = 18,240,191.27
  5. Step 5: Solve for x
    x = 18,240,191.27/5,500.24
  6. Step 6: Final answer
    x = 3,316.25

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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.