Home / 2,222.66-3,334.43-1,859.99

Finding the Fourth Proportional to 2,222.66, 3,334.43 and 1,859.99

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Solution

The fourth proportional to 2,222.66, 3,334.43 and 1,859.99 is: 2,790.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,222.66 : 3,334.43 = 1,859.99 : x
  2. Step 2: Convert to fraction form
    2,222.66/3,334.43 = 1,859.99/x
  3. Step 3: Cross multiply
    2,222.66x = 3,334.43 × 1,859.99
  4. Step 4: Simplify right side
    2,222.66x = 6,201,994.43
  5. Step 5: Solve for x
    x = 6,201,994.43/2,222.66
  6. Step 6: Final answer
    x = 2,790.34

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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.