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Finding the Fourth Proportional to 2,244.37, 3,366.69 and 684.48

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Solution

The fourth proportional to 2,244.37, 3,366.69 and 684.48 is: 1,026.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,244.37 : 3,366.69 = 684.48 : x
  2. Step 2: Convert to fraction form
    2,244.37/3,366.69 = 684.48/x
  3. Step 3: Cross multiply
    2,244.37x = 3,366.69 × 684.48
  4. Step 4: Simplify right side
    2,244.37x = 2,304,431.97
  5. Step 5: Solve for x
    x = 2,304,431.97/2,244.37
  6. Step 6: Final answer
    x = 1,026.76

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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.