Home / 2,016.36-2,783.87-1,644.23

Finding the Fourth Proportional to 2,016.36, 2,783.87 and 1,644.23

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Solution

The fourth proportional to 2,016.36, 2,783.87 and 1,644.23 is: 2,270.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,016.36 : 2,783.87 = 1,644.23 : x
  2. Step 2: Convert to fraction form
    2,016.36/2,783.87 = 1,644.23/x
  3. Step 3: Cross multiply
    2,016.36x = 2,783.87 × 1,644.23
  4. Step 4: Simplify right side
    2,016.36x = 4,577,327.47
  5. Step 5: Solve for x
    x = 4,577,327.47/2,016.36
  6. Step 6: Final answer
    x = 2,270.09

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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.