Home / 2,054.07-3,081.30-667.44

Finding the Fourth Proportional to 2,054.07, 3,081.30 and 667.44

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Solution

The fourth proportional to 2,054.07, 3,081.30 and 667.44 is: 1,001.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,054.07 : 3,081.30 = 667.44 : x
  2. Step 2: Convert to fraction form
    2,054.07/3,081.30 = 667.44/x
  3. Step 3: Cross multiply
    2,054.07x = 3,081.30 × 667.44
  4. Step 4: Simplify right side
    2,054.07x = 2,056,582.87
  5. Step 5: Solve for x
    x = 2,056,582.87/2,054.07
  6. Step 6: Final answer
    x = 1,001.22

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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.