Home / 5,493.20-8,232.60-2,203.60

Finding the Fourth Proportional to 5,493.20, 8,232.60 and 2,203.60

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Solution

The fourth proportional to 5,493.20, 8,232.60 and 2,203.60 is: 3,302.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,493.20 : 8,232.60 = 2,203.60 : x
  2. Step 2: Convert to fraction form
    5,493.20/8,232.60 = 2,203.60/x
  3. Step 3: Cross multiply
    5,493.20x = 8,232.60 × 2,203.60
  4. Step 4: Simplify right side
    5,493.20x = 18,141,357.36
  5. Step 5: Solve for x
    x = 18,141,357.36/5,493.20
  6. Step 6: Final answer
    x = 3,302.51

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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.