Home / 2,708.49-3,738.06-1,589.85

Finding the Fourth Proportional to 2,708.49, 3,738.06 and 1,589.85

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Solution

The fourth proportional to 2,708.49, 3,738.06 and 1,589.85 is: 2,194.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,708.49 : 3,738.06 = 1,589.85 : x
  2. Step 2: Convert to fraction form
    2,708.49/3,738.06 = 1,589.85/x
  3. Step 3: Cross multiply
    2,708.49x = 3,738.06 × 1,589.85
  4. Step 4: Simplify right side
    2,708.49x = 5,942,954.69
  5. Step 5: Solve for x
    x = 5,942,954.69/2,708.49
  6. Step 6: Final answer
    x = 2,194.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.