Home / 2,723.75-4,087.68-1,995.22

Finding the Fourth Proportional to 2,723.75, 4,087.68 and 1,995.22

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Solution

The fourth proportional to 2,723.75, 4,087.68 and 1,995.22 is: 2,994.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,723.75 : 4,087.68 = 1,995.22 : x
  2. Step 2: Convert to fraction form
    2,723.75/4,087.68 = 1,995.22/x
  3. Step 3: Cross multiply
    2,723.75x = 4,087.68 × 1,995.22
  4. Step 4: Simplify right side
    2,723.75x = 8,155,820.89
  5. Step 5: Solve for x
    x = 8,155,820.89/2,723.75
  6. Step 6: Final answer
    x = 2,994.34

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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.