Home / 2,910.82-4,357.81-2,610.36

Finding the Fourth Proportional to 2,910.82, 4,357.81 and 2,610.36

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Solution

The fourth proportional to 2,910.82, 4,357.81 and 2,610.36 is: 3,907.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,910.82 : 4,357.81 = 2,610.36 : x
  2. Step 2: Convert to fraction form
    2,910.82/4,357.81 = 2,610.36/x
  3. Step 3: Cross multiply
    2,910.82x = 4,357.81 × 2,610.36
  4. Step 4: Simplify right side
    2,910.82x = 11,375,446.39
  5. Step 5: Solve for x
    x = 11,375,446.39/2,910.82
  6. Step 6: Final answer
    x = 3,907.99

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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.