Home / 2,183.96-3,013.26-1,252.28

Finding the Fourth Proportional to 2,183.96, 3,013.26 and 1,252.28

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Solution

The fourth proportional to 2,183.96, 3,013.26 and 1,252.28 is: 1,727.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,183.96 : 3,013.26 = 1,252.28 : x
  2. Step 2: Convert to fraction form
    2,183.96/3,013.26 = 1,252.28/x
  3. Step 3: Cross multiply
    2,183.96x = 3,013.26 × 1,252.28
  4. Step 4: Simplify right side
    2,183.96x = 3,773,445.23
  5. Step 5: Solve for x
    x = 3,773,445.23/2,183.96
  6. Step 6: Final answer
    x = 1,727.80

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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.