Home / 3,671.66-5,067.24-2,100.26

Finding the Fourth Proportional to 3,671.66, 5,067.24 and 2,100.26

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Solution

The fourth proportional to 3,671.66, 5,067.24 and 2,100.26 is: 2,898.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,671.66 : 5,067.24 = 2,100.26 : x
  2. Step 2: Convert to fraction form
    3,671.66/5,067.24 = 2,100.26/x
  3. Step 3: Cross multiply
    3,671.66x = 5,067.24 × 2,100.26
  4. Step 4: Simplify right side
    3,671.66x = 10,642,521.48
  5. Step 5: Solve for x
    x = 10,642,521.48/3,671.66
  6. Step 6: Final answer
    x = 2,898.56

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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.