Home / 2,125.89-2,933.74-1,194.39

Finding the Fourth Proportional to 2,125.89, 2,933.74 and 1,194.39

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Solution

The fourth proportional to 2,125.89, 2,933.74 and 1,194.39 is: 1,648.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,125.89 : 2,933.74 = 1,194.39 : x
  2. Step 2: Convert to fraction form
    2,125.89/2,933.74 = 1,194.39/x
  3. Step 3: Cross multiply
    2,125.89x = 2,933.74 × 1,194.39
  4. Step 4: Simplify right side
    2,125.89x = 3,504,029.72
  5. Step 5: Solve for x
    x = 3,504,029.72/2,125.89
  6. Step 6: Final answer
    x = 1,648.26

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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.