Home / 2,730.36-4,094.82-1,191

Finding the Fourth Proportional to 2,730.36, 4,094.82 and 1,191

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Solution

The fourth proportional to 2,730.36, 4,094.82 and 1,191 is: 1,786.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,730.36 : 4,094.82 = 1,191 : x
  2. Step 2: Convert to fraction form
    2,730.36/4,094.82 = 1,191/x
  3. Step 3: Cross multiply
    2,730.36x = 4,094.82 × 1,191
  4. Step 4: Simplify right side
    2,730.36x = 4,876,930.62
  5. Step 5: Solve for x
    x = 4,876,930.62/2,730.36
  6. Step 6: Final answer
    x = 1,786.19

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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.