Home / 2,619.09-3,926.55-1,794.84

Finding the Fourth Proportional to 2,619.09, 3,926.55 and 1,794.84

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Solution

The fourth proportional to 2,619.09, 3,926.55 and 1,794.84 is: 2,690.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,619.09 : 3,926.55 = 1,794.84 : x
  2. Step 2: Convert to fraction form
    2,619.09/3,926.55 = 1,794.84/x
  3. Step 3: Cross multiply
    2,619.09x = 3,926.55 × 1,794.84
  4. Step 4: Simplify right side
    2,619.09x = 7,047,529.00
  5. Step 5: Solve for x
    x = 7,047,529.00/2,619.09
  6. Step 6: Final answer
    x = 2,690.83

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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.