Home / 2,644.03-3,958.48-1,776.79

Finding the Fourth Proportional to 2,644.03, 3,958.48 and 1,776.79

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Solution

The fourth proportional to 2,644.03, 3,958.48 and 1,776.79 is: 2,660.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,644.03 : 3,958.48 = 1,776.79 : x
  2. Step 2: Convert to fraction form
    2,644.03/3,958.48 = 1,776.79/x
  3. Step 3: Cross multiply
    2,644.03x = 3,958.48 × 1,776.79
  4. Step 4: Simplify right side
    2,644.03x = 7,033,387.68
  5. Step 5: Solve for x
    x = 7,033,387.68/2,644.03
  6. Step 6: Final answer
    x = 2,660.10

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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.