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Finding the Fourth Proportional to 2,963.76, 4,446.78 and 1,014.84

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Solution

The fourth proportional to 2,963.76, 4,446.78 and 1,014.84 is: 1,522.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,963.76 : 4,446.78 = 1,014.84 : x
  2. Step 2: Convert to fraction form
    2,963.76/4,446.78 = 1,014.84/x
  3. Step 3: Cross multiply
    2,963.76x = 4,446.78 × 1,014.84
  4. Step 4: Simplify right side
    2,963.76x = 4,512,770.22
  5. Step 5: Solve for x
    x = 4,512,770.22/2,963.76
  6. Step 6: Final answer
    x = 1,522.65

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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.