Home / 2,067.16-2,852.86-1,182.78

Finding the Fourth Proportional to 2,067.16, 2,852.86 and 1,182.78

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Solution

The fourth proportional to 2,067.16, 2,852.86 and 1,182.78 is: 1,632.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,067.16 : 2,852.86 = 1,182.78 : x
  2. Step 2: Convert to fraction form
    2,067.16/2,852.86 = 1,182.78/x
  3. Step 3: Cross multiply
    2,067.16x = 2,852.86 × 1,182.78
  4. Step 4: Simplify right side
    2,067.16x = 3,374,305.75
  5. Step 5: Solve for x
    x = 3,374,305.75/2,067.16
  6. Step 6: Final answer
    x = 1,632.34

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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.