Home / 3,144.33-4,714.89-1,664.36

Finding the Fourth Proportional to 3,144.33, 4,714.89 and 1,664.36

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Solution

The fourth proportional to 3,144.33, 4,714.89 and 1,664.36 is: 2,495.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,144.33 : 4,714.89 = 1,664.36 : x
  2. Step 2: Convert to fraction form
    3,144.33/4,714.89 = 1,664.36/x
  3. Step 3: Cross multiply
    3,144.33x = 4,714.89 × 1,664.36
  4. Step 4: Simplify right side
    3,144.33x = 7,847,250.75
  5. Step 5: Solve for x
    x = 7,847,250.75/3,144.33
  6. Step 6: Final answer
    x = 2,495.68

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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.