Home / 2,067.07-2,852.57-1,122.87

Finding the Fourth Proportional to 2,067.07, 2,852.57 and 1,122.87

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Solution

The fourth proportional to 2,067.07, 2,852.57 and 1,122.87 is: 1,549.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,067.07 : 2,852.57 = 1,122.87 : x
  2. Step 2: Convert to fraction form
    2,067.07/2,852.57 = 1,122.87/x
  3. Step 3: Cross multiply
    2,067.07x = 2,852.57 × 1,122.87
  4. Step 4: Simplify right side
    2,067.07x = 3,203,072.41
  5. Step 5: Solve for x
    x = 3,203,072.41/2,067.07
  6. Step 6: Final answer
    x = 1,549.57

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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.