Home / 3,183.74-4,776.29-1,103.81

Finding the Fourth Proportional to 3,183.74, 4,776.29 and 1,103.81

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Solution

The fourth proportional to 3,183.74, 4,776.29 and 1,103.81 is: 1,655.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,183.74 : 4,776.29 = 1,103.81 : x
  2. Step 2: Convert to fraction form
    3,183.74/4,776.29 = 1,103.81/x
  3. Step 3: Cross multiply
    3,183.74x = 4,776.29 × 1,103.81
  4. Step 4: Simplify right side
    3,183.74x = 5,272,087.26
  5. Step 5: Solve for x
    x = 5,272,087.26/3,183.74
  6. Step 6: Final answer
    x = 1,655.94

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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.