Home / 9,361.44-14,042.90-2,787.62

Finding the Fourth Proportional to 9,361.44, 14,042.90 and 2,787.62

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Solution

The fourth proportional to 9,361.44, 14,042.90 and 2,787.62 is: 4,181.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,361.44 : 14,042.90 = 2,787.62 : x
  2. Step 2: Convert to fraction form
    9,361.44/14,042.90 = 2,787.62/x
  3. Step 3: Cross multiply
    9,361.44x = 14,042.90 × 2,787.62
  4. Step 4: Simplify right side
    9,361.44x = 39,146,205.65
  5. Step 5: Solve for x
    x = 39,146,205.65/9,361.44
  6. Step 6: Final answer
    x = 4,181.64

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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.