Home / 3,498-4,826.82-2,005.84

Finding the Fourth Proportional to 3,498, 4,826.82 and 2,005.84

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Solution

The fourth proportional to 3,498, 4,826.82 and 2,005.84 is: 2,767.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,498 : 4,826.82 = 2,005.84 : x
  2. Step 2: Convert to fraction form
    3,498/4,826.82 = 2,005.84/x
  3. Step 3: Cross multiply
    3,498x = 4,826.82 × 2,005.84
  4. Step 4: Simplify right side
    3,498x = 9,681,828.63
  5. Step 5: Solve for x
    x = 9,681,828.63/3,498
  6. Step 6: Final answer
    x = 2,767.82

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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.