Home / 2,067.44-2,852.67-1,320.83

Finding the Fourth Proportional to 2,067.44, 2,852.67 and 1,320.83

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Solution

The fourth proportional to 2,067.44, 2,852.67 and 1,320.83 is: 1,822.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,067.44 : 2,852.67 = 1,320.83 : x
  2. Step 2: Convert to fraction form
    2,067.44/2,852.67 = 1,320.83/x
  3. Step 3: Cross multiply
    2,067.44x = 2,852.67 × 1,320.83
  4. Step 4: Simplify right side
    2,067.44x = 3,767,871.25
  5. Step 5: Solve for x
    x = 3,767,871.25/2,067.44
  6. Step 6: Final answer
    x = 1,822.48

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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.