Home / 3,450.43-5,176.86-2,409.94

Finding the Fourth Proportional to 3,450.43, 5,176.86 and 2,409.94

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Solution

The fourth proportional to 3,450.43, 5,176.86 and 2,409.94 is: 3,615.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,450.43 : 5,176.86 = 2,409.94 : x
  2. Step 2: Convert to fraction form
    3,450.43/5,176.86 = 2,409.94/x
  3. Step 3: Cross multiply
    3,450.43x = 5,176.86 × 2,409.94
  4. Step 4: Simplify right side
    3,450.43x = 12,475,921.99
  5. Step 5: Solve for x
    x = 12,475,921.99/3,450.43
  6. Step 6: Final answer
    x = 3,615.76

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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.