Home / 2,791.06-3,849.63-1,797.34

Finding the Fourth Proportional to 2,791.06, 3,849.63 and 1,797.34

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Solution

The fourth proportional to 2,791.06, 3,849.63 and 1,797.34 is: 2,479.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,791.06 : 3,849.63 = 1,797.34 : x
  2. Step 2: Convert to fraction form
    2,791.06/3,849.63 = 1,797.34/x
  3. Step 3: Cross multiply
    2,791.06x = 3,849.63 × 1,797.34
  4. Step 4: Simplify right side
    2,791.06x = 6,919,093.98
  5. Step 5: Solve for x
    x = 6,919,093.98/2,791.06
  6. Step 6: Final answer
    x = 2,479.02

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1.5x scale

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.