Home / 2,998.06-4,137.16-1,671.52

Finding the Fourth Proportional to 2,998.06, 4,137.16 and 1,671.52

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Solution

The fourth proportional to 2,998.06, 4,137.16 and 1,671.52 is: 2,306.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,998.06 : 4,137.16 = 1,671.52 : x
  2. Step 2: Convert to fraction form
    2,998.06/4,137.16 = 1,671.52/x
  3. Step 3: Cross multiply
    2,998.06x = 4,137.16 × 1,671.52
  4. Step 4: Simplify right side
    2,998.06x = 6,915,345.68
  5. Step 5: Solve for x
    x = 6,915,345.68/2,998.06
  6. Step 6: Final answer
    x = 2,306.61

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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.