Home / 5,489.37-8,236.89-2,201.58

Finding the Fourth Proportional to 5,489.37, 8,236.89 and 2,201.58

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Solution

The fourth proportional to 5,489.37, 8,236.89 and 2,201.58 is: 3,303.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,489.37 : 8,236.89 = 2,201.58 : x
  2. Step 2: Convert to fraction form
    5,489.37/8,236.89 = 2,201.58/x
  3. Step 3: Cross multiply
    5,489.37x = 8,236.89 × 2,201.58
  4. Step 4: Simplify right side
    5,489.37x = 18,134,172.29
  5. Step 5: Solve for x
    x = 18,134,172.29/5,489.37
  6. Step 6: Final answer
    x = 3,303.51

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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.