Home / 11,153.17-16,732.23-3,361.42

Finding the Fourth Proportional to 11,153.17, 16,732.23 and 3,361.42

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Solution

The fourth proportional to 11,153.17, 16,732.23 and 3,361.42 is: 5,042.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,153.17 : 16,732.23 = 3,361.42 : x
  2. Step 2: Convert to fraction form
    11,153.17/16,732.23 = 3,361.42/x
  3. Step 3: Cross multiply
    11,153.17x = 16,732.23 × 3,361.42
  4. Step 4: Simplify right side
    11,153.17x = 56,244,052.57
  5. Step 5: Solve for x
    x = 56,244,052.57/11,153.17
  6. Step 6: Final answer
    x = 5,042.88

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1.5x scale

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.