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Finding the Fourth Proportional to 3,296.65, 4,946.28 and 1,446.48

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Solution

The fourth proportional to 3,296.65, 4,946.28 and 1,446.48 is: 2,170.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,296.65 : 4,946.28 = 1,446.48 : x
  2. Step 2: Convert to fraction form
    3,296.65/4,946.28 = 1,446.48/x
  3. Step 3: Cross multiply
    3,296.65x = 4,946.28 × 1,446.48
  4. Step 4: Simplify right side
    3,296.65x = 7,154,695.09
  5. Step 5: Solve for x
    x = 7,154,695.09/3,296.65
  6. Step 6: Final answer
    x = 2,170.29

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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.