Home / 3,216.86-4,824.97-2,183.51

Finding the Fourth Proportional to 3,216.86, 4,824.97 and 2,183.51

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Solution

The fourth proportional to 3,216.86, 4,824.97 and 2,183.51 is: 3,275.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,216.86 : 4,824.97 = 2,183.51 : x
  2. Step 2: Convert to fraction form
    3,216.86/4,824.97 = 2,183.51/x
  3. Step 3: Cross multiply
    3,216.86x = 4,824.97 × 2,183.51
  4. Step 4: Simplify right side
    3,216.86x = 10,535,370.24
  5. Step 5: Solve for x
    x = 10,535,370.24/3,216.86
  6. Step 6: Final answer
    x = 3,275.05

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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.