Home / 5,485.64-8,233.17-2,201.09

Finding the Fourth Proportional to 5,485.64, 8,233.17 and 2,201.09

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Solution

The fourth proportional to 5,485.64, 8,233.17 and 2,201.09 is: 3,303.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,485.64 : 8,233.17 = 2,201.09 : x
  2. Step 2: Convert to fraction form
    5,485.64/8,233.17 = 2,201.09/x
  3. Step 3: Cross multiply
    5,485.64x = 8,233.17 × 2,201.09
  4. Step 4: Simplify right side
    5,485.64x = 18,121,906.99
  5. Step 5: Solve for x
    x = 18,121,906.99/5,485.64
  6. Step 6: Final answer
    x = 3,303.52

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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.