Home / 2,735.35-4,107.15-2,185.90

Finding the Fourth Proportional to 2,735.35, 4,107.15 and 2,185.90

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Solution

The fourth proportional to 2,735.35, 4,107.15 and 2,185.90 is: 3,282.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,735.35 : 4,107.15 = 2,185.90 : x
  2. Step 2: Convert to fraction form
    2,735.35/4,107.15 = 2,185.90/x
  3. Step 3: Cross multiply
    2,735.35x = 4,107.15 × 2,185.90
  4. Step 4: Simplify right side
    2,735.35x = 8,977,819.19
  5. Step 5: Solve for x
    x = 8,977,819.19/2,735.35
  6. Step 6: Final answer
    x = 3,282.15

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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.