Home / 2,694.21-3,718.44-2,029.88

Finding the Fourth Proportional to 2,694.21, 3,718.44 and 2,029.88

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Solution

The fourth proportional to 2,694.21, 3,718.44 and 2,029.88 is: 2,801.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,694.21 : 3,718.44 = 2,029.88 : x
  2. Step 2: Convert to fraction form
    2,694.21/3,718.44 = 2,029.88/x
  3. Step 3: Cross multiply
    2,694.21x = 3,718.44 × 2,029.88
  4. Step 4: Simplify right side
    2,694.21x = 7,547,968.40
  5. Step 5: Solve for x
    x = 7,547,968.40/2,694.21
  6. Step 6: Final answer
    x = 2,801.55

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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.