Home / 2,694.44-3,718.03-1,515.49

Finding the Fourth Proportional to 2,694.44, 3,718.03 and 1,515.49

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Solution

The fourth proportional to 2,694.44, 3,718.03 and 1,515.49 is: 2,091.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,694.44 : 3,718.03 = 1,515.49 : x
  2. Step 2: Convert to fraction form
    2,694.44/3,718.03 = 1,515.49/x
  3. Step 3: Cross multiply
    2,694.44x = 3,718.03 × 1,515.49
  4. Step 4: Simplify right side
    2,694.44x = 5,634,611.12
  5. Step 5: Solve for x
    x = 5,634,611.12/2,694.44
  6. Step 6: Final answer
    x = 2,091.20

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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.