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Finding the Fourth Proportional to 2,964.44, 4,446.03 and 1,115.51

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Solution

The fourth proportional to 2,964.44, 4,446.03 and 1,115.51 is: 1,673.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,964.44 : 4,446.03 = 1,115.51 : x
  2. Step 2: Convert to fraction form
    2,964.44/4,446.03 = 1,115.51/x
  3. Step 3: Cross multiply
    2,964.44x = 4,446.03 × 1,115.51
  4. Step 4: Simplify right side
    2,964.44x = 4,959,568.70
  5. Step 5: Solve for x
    x = 4,959,568.70/2,964.44
  6. Step 6: Final answer
    x = 1,673.02

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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.