Home / 2,836.84-3,914.92-1,717.98

Finding the Fourth Proportional to 2,836.84, 3,914.92 and 1,717.98

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Solution

The fourth proportional to 2,836.84, 3,914.92 and 1,717.98 is: 2,370.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,836.84 : 3,914.92 = 1,717.98 : x
  2. Step 2: Convert to fraction form
    2,836.84/3,914.92 = 1,717.98/x
  3. Step 3: Cross multiply
    2,836.84x = 3,914.92 × 1,717.98
  4. Step 4: Simplify right side
    2,836.84x = 6,725,754.26
  5. Step 5: Solve for x
    x = 6,725,754.26/2,836.84
  6. Step 6: Final answer
    x = 2,370.86

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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.