Home / 2,255.94-3,386.32-1,894.68

Finding the Fourth Proportional to 2,255.94, 3,386.32 and 1,894.68

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Solution

The fourth proportional to 2,255.94, 3,386.32 and 1,894.68 is: 2,844.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,255.94 : 3,386.32 = 1,894.68 : x
  2. Step 2: Convert to fraction form
    2,255.94/3,386.32 = 1,894.68/x
  3. Step 3: Cross multiply
    2,255.94x = 3,386.32 × 1,894.68
  4. Step 4: Simplify right side
    2,255.94x = 6,415,992.78
  5. Step 5: Solve for x
    x = 6,415,992.78/2,255.94
  6. Step 6: Final answer
    x = 2,844.04

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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.