Home / 2,797.72-4,195.96-1,698.14

Finding the Fourth Proportional to 2,797.72, 4,195.96 and 1,698.14

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Solution

The fourth proportional to 2,797.72, 4,195.96 and 1,698.14 is: 2,546.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,797.72 : 4,195.96 = 1,698.14 : x
  2. Step 2: Convert to fraction form
    2,797.72/4,195.96 = 1,698.14/x
  3. Step 3: Cross multiply
    2,797.72x = 4,195.96 × 1,698.14
  4. Step 4: Simplify right side
    2,797.72x = 7,125,327.51
  5. Step 5: Solve for x
    x = 7,125,327.51/2,797.72
  6. Step 6: Final answer
    x = 2,546.83

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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.