Home / 3,635.32-5,453.16-2,183.80

Finding the Fourth Proportional to 3,635.32, 5,453.16 and 2,183.80

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Solution

The fourth proportional to 3,635.32, 5,453.16 and 2,183.80 is: 3,275.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,635.32 : 5,453.16 = 2,183.80 : x
  2. Step 2: Convert to fraction form
    3,635.32/5,453.16 = 2,183.80/x
  3. Step 3: Cross multiply
    3,635.32x = 5,453.16 × 2,183.80
  4. Step 4: Simplify right side
    3,635.32x = 11,908,610.81
  5. Step 5: Solve for x
    x = 11,908,610.81/3,635.32
  6. Step 6: Final answer
    x = 3,275.81

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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.