Home / 2,016.66-2,783.21-1,344.42

Finding the Fourth Proportional to 2,016.66, 2,783.21 and 1,344.42

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Solution

The fourth proportional to 2,016.66, 2,783.21 and 1,344.42 is: 1,855.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,016.66 : 2,783.21 = 1,344.42 : x
  2. Step 2: Convert to fraction form
    2,016.66/2,783.21 = 1,344.42/x
  3. Step 3: Cross multiply
    2,016.66x = 2,783.21 × 1,344.42
  4. Step 4: Simplify right side
    2,016.66x = 3,741,803.19
  5. Step 5: Solve for x
    x = 3,741,803.19/2,016.66
  6. Step 6: Final answer
    x = 1,855.45

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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.