Home / 2,183.49-3,011.83-1,437.18

Finding the Fourth Proportional to 2,183.49, 3,011.83 and 1,437.18

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Solution

The fourth proportional to 2,183.49, 3,011.83 and 1,437.18 is: 1,982.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,183.49 : 3,011.83 = 1,437.18 : x
  2. Step 2: Convert to fraction form
    2,183.49/3,011.83 = 1,437.18/x
  3. Step 3: Cross multiply
    2,183.49x = 3,011.83 × 1,437.18
  4. Step 4: Simplify right side
    2,183.49x = 4,328,538.25
  5. Step 5: Solve for x
    x = 4,328,538.25/2,183.49
  6. Step 6: Final answer
    x = 1,982.39

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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.