Home / 3,326.31-4,590.77-1,910.43

Finding the Fourth Proportional to 3,326.31, 4,590.77 and 1,910.43

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Solution

The fourth proportional to 3,326.31, 4,590.77 and 1,910.43 is: 2,636.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,326.31 : 4,590.77 = 1,910.43 : x
  2. Step 2: Convert to fraction form
    3,326.31/4,590.77 = 1,910.43/x
  3. Step 3: Cross multiply
    3,326.31x = 4,590.77 × 1,910.43
  4. Step 4: Simplify right side
    3,326.31x = 8,770,335.18
  5. Step 5: Solve for x
    x = 8,770,335.18/3,326.31
  6. Step 6: Final answer
    x = 2,636.66

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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.