Home / 2,833.75-4,249.94-1,190.32

Finding the Fourth Proportional to 2,833.75, 4,249.94 and 1,190.32

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Solution

The fourth proportional to 2,833.75, 4,249.94 and 1,190.32 is: 1,785.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,833.75 : 4,249.94 = 1,190.32 : x
  2. Step 2: Convert to fraction form
    2,833.75/4,249.94 = 1,190.32/x
  3. Step 3: Cross multiply
    2,833.75x = 4,249.94 × 1,190.32
  4. Step 4: Simplify right side
    2,833.75x = 5,058,788.58
  5. Step 5: Solve for x
    x = 5,058,788.58/2,833.75
  6. Step 6: Final answer
    x = 1,785.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.