Home / 2,744.44-3,786.40-1,564.68

Finding the Fourth Proportional to 2,744.44, 3,786.40 and 1,564.68

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Solution

The fourth proportional to 2,744.44, 3,786.40 and 1,564.68 is: 2,158.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,744.44 : 3,786.40 = 1,564.68 : x
  2. Step 2: Convert to fraction form
    2,744.44/3,786.40 = 1,564.68/x
  3. Step 3: Cross multiply
    2,744.44x = 3,786.40 × 1,564.68
  4. Step 4: Simplify right side
    2,744.44x = 5,924,504.35
  5. Step 5: Solve for x
    x = 5,924,504.35/2,744.44
  6. Step 6: Final answer
    x = 2,158.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.