Home / 2,998.22-4,137.26-1,671.88

Finding the Fourth Proportional to 2,998.22, 4,137.26 and 1,671.88

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Solution

The fourth proportional to 2,998.22, 4,137.26 and 1,671.88 is: 2,307.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,998.22 : 4,137.26 = 1,671.88 : x
  2. Step 2: Convert to fraction form
    2,998.22/4,137.26 = 1,671.88/x
  3. Step 3: Cross multiply
    2,998.22x = 4,137.26 × 1,671.88
  4. Step 4: Simplify right side
    2,998.22x = 6,917,002.25
  5. Step 5: Solve for x
    x = 6,917,002.25/2,998.22
  6. Step 6: Final answer
    x = 2,307.04

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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.