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Finding the Fourth Proportional to 2,964.65, 4,446.97 and 773.37

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Solution

The fourth proportional to 2,964.65, 4,446.97 and 773.37 is: 1,160.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,964.65 : 4,446.97 = 773.37 : x
  2. Step 2: Convert to fraction form
    2,964.65/4,446.97 = 773.37/x
  3. Step 3: Cross multiply
    2,964.65x = 4,446.97 × 773.37
  4. Step 4: Simplify right side
    2,964.65x = 3,439,151.26
  5. Step 5: Solve for x
    x = 3,439,151.26/2,964.65
  6. Step 6: Final answer
    x = 1,160.06

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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.