Home / 2,908.20-4,351.52-1,738.87

Finding the Fourth Proportional to 2,908.20, 4,351.52 and 1,738.87

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Solution

The fourth proportional to 2,908.20, 4,351.52 and 1,738.87 is: 2,601.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,908.20 : 4,351.52 = 1,738.87 : x
  2. Step 2: Convert to fraction form
    2,908.20/4,351.52 = 1,738.87/x
  3. Step 3: Cross multiply
    2,908.20x = 4,351.52 × 1,738.87
  4. Step 4: Simplify right side
    2,908.20x = 7,566,721.05
  5. Step 5: Solve for x
    x = 7,566,721.05/2,908.20
  6. Step 6: Final answer
    x = 2,601.85

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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.