Home / 2,169.42-3,254.22-1,074.66

Finding the Fourth Proportional to 2,169.42, 3,254.22 and 1,074.66

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Solution

The fourth proportional to 2,169.42, 3,254.22 and 1,074.66 is: 1,612.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,169.42 : 3,254.22 = 1,074.66 : x
  2. Step 2: Convert to fraction form
    2,169.42/3,254.22 = 1,074.66/x
  3. Step 3: Cross multiply
    2,169.42x = 3,254.22 × 1,074.66
  4. Step 4: Simplify right side
    2,169.42x = 3,497,180.07
  5. Step 5: Solve for x
    x = 3,497,180.07/2,169.42
  6. Step 6: Final answer
    x = 1,612.03

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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.