Home / 3,461.24-5,183.17-2,139.56

Finding the Fourth Proportional to 3,461.24, 5,183.17 and 2,139.56

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Solution

The fourth proportional to 3,461.24, 5,183.17 and 2,139.56 is: 3,203.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,461.24 : 5,183.17 = 2,139.56 : x
  2. Step 2: Convert to fraction form
    3,461.24/5,183.17 = 2,139.56/x
  3. Step 3: Cross multiply
    3,461.24x = 5,183.17 × 2,139.56
  4. Step 4: Simplify right side
    3,461.24x = 11,089,710.81
  5. Step 5: Solve for x
    x = 11,089,710.81/3,461.24
  6. Step 6: Final answer
    x = 3,203.97

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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.