Home / 3,401.79-4,698.44-2,722.79

Finding the Fourth Proportional to 3,401.79, 4,698.44 and 2,722.79

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Solution

The fourth proportional to 3,401.79, 4,698.44 and 2,722.79 is: 3,760.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,401.79 : 4,698.44 = 2,722.79 : x
  2. Step 2: Convert to fraction form
    3,401.79/4,698.44 = 2,722.79/x
  3. Step 3: Cross multiply
    3,401.79x = 4,698.44 × 2,722.79
  4. Step 4: Simplify right side
    3,401.79x = 12,792,873.79
  5. Step 5: Solve for x
    x = 12,792,873.79/3,401.79
  6. Step 6: Final answer
    x = 3,760.63

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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.