Home / 3,083.22-4,254.86-1,685.97

Finding the Fourth Proportional to 3,083.22, 4,254.86 and 1,685.97

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Solution

The fourth proportional to 3,083.22, 4,254.86 and 1,685.97 is: 2,326.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,083.22 : 4,254.86 = 1,685.97 : x
  2. Step 2: Convert to fraction form
    3,083.22/4,254.86 = 1,685.97/x
  3. Step 3: Cross multiply
    3,083.22x = 4,254.86 × 1,685.97
  4. Step 4: Simplify right side
    3,083.22x = 7,173,566.31
  5. Step 5: Solve for x
    x = 7,173,566.31/3,083.22
  6. Step 6: Final answer
    x = 2,326.65

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1.5x scale

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.