Home / 3,911.14-5,395.37-2,967.09

Finding the Fourth Proportional to 3,911.14, 5,395.37 and 2,967.09

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Solution

The fourth proportional to 3,911.14, 5,395.37 and 2,967.09 is: 4,093.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,911.14 : 5,395.37 = 2,967.09 : x
  2. Step 2: Convert to fraction form
    3,911.14/5,395.37 = 2,967.09/x
  3. Step 3: Cross multiply
    3,911.14x = 5,395.37 × 2,967.09
  4. Step 4: Simplify right side
    3,911.14x = 16,008,548.37
  5. Step 5: Solve for x
    x = 16,008,548.37/3,911.14
  6. Step 6: Final answer
    x = 4,093.06

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1.5x scale

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.