Home / 1,976.93-2,958.96-1,456.73

Finding the Fourth Proportional to 1,976.93, 2,958.96 and 1,456.73

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Solution

The fourth proportional to 1,976.93, 2,958.96 and 1,456.73 is: 2,180.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,976.93 : 2,958.96 = 1,456.73 : x
  2. Step 2: Convert to fraction form
    1,976.93/2,958.96 = 1,456.73/x
  3. Step 3: Cross multiply
    1,976.93x = 2,958.96 × 1,456.73
  4. Step 4: Simplify right side
    1,976.93x = 4,310,391.01
  5. Step 5: Solve for x
    x = 4,310,391.01/1,976.93
  6. Step 6: Final answer
    x = 2,180.34

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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.