Home / 1,446.30-1,996.36-1,073.16

Finding the Fourth Proportional to 1,446.30, 1,996.36 and 1,073.16

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Solution

The fourth proportional to 1,446.30, 1,996.36 and 1,073.16 is: 1,481.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,446.30 : 1,996.36 = 1,073.16 : x
  2. Step 2: Convert to fraction form
    1,446.30/1,996.36 = 1,073.16/x
  3. Step 3: Cross multiply
    1,446.30x = 1,996.36 × 1,073.16
  4. Step 4: Simplify right side
    1,446.30x = 2,142,413.70
  5. Step 5: Solve for x
    x = 2,142,413.70/1,446.30
  6. Step 6: Final answer
    x = 1,481.31

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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.