Home / 2,738.68-4,108.01-1,095.61

Finding the Fourth Proportional to 2,738.68, 4,108.01 and 1,095.61

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Solution

The fourth proportional to 2,738.68, 4,108.01 and 1,095.61 is: 1,643.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,738.68 : 4,108.01 = 1,095.61 : x
  2. Step 2: Convert to fraction form
    2,738.68/4,108.01 = 1,095.61/x
  3. Step 3: Cross multiply
    2,738.68x = 4,108.01 × 1,095.61
  4. Step 4: Simplify right side
    2,738.68x = 4,500,761.09
  5. Step 5: Solve for x
    x = 4,500,761.09/2,738.68
  6. Step 6: Final answer
    x = 1,643.41

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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.