Home / 3,672.19-5,067.62-2,100.29

Finding the Fourth Proportional to 3,672.19, 5,067.62 and 2,100.29

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Solution

The fourth proportional to 3,672.19, 5,067.62 and 2,100.29 is: 2,898.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,672.19 : 5,067.62 = 2,100.29 : x
  2. Step 2: Convert to fraction form
    3,672.19/5,067.62 = 2,100.29/x
  3. Step 3: Cross multiply
    3,672.19x = 5,067.62 × 2,100.29
  4. Step 4: Simplify right side
    3,672.19x = 10,643,446.27
  5. Step 5: Solve for x
    x = 10,643,446.27/3,672.19
  6. Step 6: Final answer
    x = 2,898.39

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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.