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Finding the Fourth Proportional to 1,872.56, 2,584.02 and 1,033.27

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Solution

The fourth proportional to 1,872.56, 2,584.02 and 1,033.27 is: 1,425.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,872.56 : 2,584.02 = 1,033.27 : x
  2. Step 2: Convert to fraction form
    1,872.56/2,584.02 = 1,033.27/x
  3. Step 3: Cross multiply
    1,872.56x = 2,584.02 × 1,033.27
  4. Step 4: Simplify right side
    1,872.56x = 2,669,990.35
  5. Step 5: Solve for x
    x = 2,669,990.35/1,872.56
  6. Step 6: Final answer
    x = 1,425.85

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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.