Home / 2,169.31-3,254.73-1,074.44

Finding the Fourth Proportional to 2,169.31, 3,254.73 and 1,074.44

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Solution

The fourth proportional to 2,169.31, 3,254.73 and 1,074.44 is: 1,612.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,169.31 : 3,254.73 = 1,074.44 : x
  2. Step 2: Convert to fraction form
    2,169.31/3,254.73 = 1,074.44/x
  3. Step 3: Cross multiply
    2,169.31x = 3,254.73 × 1,074.44
  4. Step 4: Simplify right side
    2,169.31x = 3,497,012.10
  5. Step 5: Solve for x
    x = 3,497,012.10/2,169.31
  6. Step 6: Final answer
    x = 1,612.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.