Home / 9,361.64-14,042.44-2,787.80

Finding the Fourth Proportional to 9,361.64, 14,042.44 and 2,787.80

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Solution

The fourth proportional to 9,361.64, 14,042.44 and 2,787.80 is: 4,181.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,361.64 : 14,042.44 = 2,787.80 : x
  2. Step 2: Convert to fraction form
    9,361.64/14,042.44 = 2,787.80/x
  3. Step 3: Cross multiply
    9,361.64x = 14,042.44 × 2,787.80
  4. Step 4: Simplify right side
    9,361.64x = 39,147,514.23
  5. Step 5: Solve for x
    x = 39,147,514.23/9,361.64
  6. Step 6: Final answer
    x = 4,181.69

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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.