Home / 3,673.11-5,067.45-2,100.36

Finding the Fourth Proportional to 3,673.11, 5,067.45 and 2,100.36

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Solution

The fourth proportional to 3,673.11, 5,067.45 and 2,100.36 is: 2,897.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,673.11 : 5,067.45 = 2,100.36 : x
  2. Step 2: Convert to fraction form
    3,673.11/5,067.45 = 2,100.36/x
  3. Step 3: Cross multiply
    3,673.11x = 5,067.45 × 2,100.36
  4. Step 4: Simplify right side
    3,673.11x = 10,643,469.28
  5. Step 5: Solve for x
    x = 10,643,469.28/3,673.11
  6. Step 6: Final answer
    x = 2,897.67

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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.