Home / 2,094.36-2,890.94-1,255.32

Finding the Fourth Proportional to 2,094.36, 2,890.94 and 1,255.32

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Solution

The fourth proportional to 2,094.36, 2,890.94 and 1,255.32 is: 1,732.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,094.36 : 2,890.94 = 1,255.32 : x
  2. Step 2: Convert to fraction form
    2,094.36/2,890.94 = 1,255.32/x
  3. Step 3: Cross multiply
    2,094.36x = 2,890.94 × 1,255.32
  4. Step 4: Simplify right side
    2,094.36x = 3,629,054.80
  5. Step 5: Solve for x
    x = 3,629,054.80/2,094.36
  6. Step 6: Final answer
    x = 1,732.78

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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.