Home / 3,816.36-5,725.47-1,183.80

Finding the Fourth Proportional to 3,816.36, 5,725.47 and 1,183.80

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Solution

The fourth proportional to 3,816.36, 5,725.47 and 1,183.80 is: 1,775.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,816.36 : 5,725.47 = 1,183.80 : x
  2. Step 2: Convert to fraction form
    3,816.36/5,725.47 = 1,183.80/x
  3. Step 3: Cross multiply
    3,816.36x = 5,725.47 × 1,183.80
  4. Step 4: Simplify right side
    3,816.36x = 6,777,811.39
  5. Step 5: Solve for x
    x = 6,777,811.39/3,816.36
  6. Step 6: Final answer
    x = 1,775.99

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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.