Home / 7,179.22-10,771.67-2,797.93

Finding the Fourth Proportional to 7,179.22, 10,771.67 and 2,797.93

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Solution

The fourth proportional to 7,179.22, 10,771.67 and 2,797.93 is: 4,198.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,179.22 : 10,771.67 = 2,797.93 : x
  2. Step 2: Convert to fraction form
    7,179.22/10,771.67 = 2,797.93/x
  3. Step 3: Cross multiply
    7,179.22x = 10,771.67 × 2,797.93
  4. Step 4: Simplify right side
    7,179.22x = 30,138,378.64
  5. Step 5: Solve for x
    x = 30,138,378.64/7,179.22
  6. Step 6: Final answer
    x = 4,198.00

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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.