Home / 3,691.07-5,093.77-2,119.26

Finding the Fourth Proportional to 3,691.07, 5,093.77 and 2,119.26

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Solution

The fourth proportional to 3,691.07, 5,093.77 and 2,119.26 is: 2,924.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,691.07 : 5,093.77 = 2,119.26 : x
  2. Step 2: Convert to fraction form
    3,691.07/5,093.77 = 2,119.26/x
  3. Step 3: Cross multiply
    3,691.07x = 5,093.77 × 2,119.26
  4. Step 4: Simplify right side
    3,691.07x = 10,795,023.01
  5. Step 5: Solve for x
    x = 10,795,023.01/3,691.07
  6. Step 6: Final answer
    x = 2,924.64

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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.