Home / 3,851.44-5,314.98-2,083.06

Finding the Fourth Proportional to 3,851.44, 5,314.98 and 2,083.06

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Solution

The fourth proportional to 3,851.44, 5,314.98 and 2,083.06 is: 2,874.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,851.44 : 5,314.98 = 2,083.06 : x
  2. Step 2: Convert to fraction form
    3,851.44/5,314.98 = 2,083.06/x
  3. Step 3: Cross multiply
    3,851.44x = 5,314.98 × 2,083.06
  4. Step 4: Simplify right side
    3,851.44x = 11,071,422.24
  5. Step 5: Solve for x
    x = 11,071,422.24/3,851.44
  6. Step 6: Final answer
    x = 2,874.62

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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.