Home / 2,923.29-4,388.58-1,946.43

Finding the Fourth Proportional to 2,923.29, 4,388.58 and 1,946.43

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Solution

The fourth proportional to 2,923.29, 4,388.58 and 1,946.43 is: 2,922.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,923.29 : 4,388.58 = 1,946.43 : x
  2. Step 2: Convert to fraction form
    2,923.29/4,388.58 = 1,946.43/x
  3. Step 3: Cross multiply
    2,923.29x = 4,388.58 × 1,946.43
  4. Step 4: Simplify right side
    2,923.29x = 8,542,063.77
  5. Step 5: Solve for x
    x = 8,542,063.77/2,923.29
  6. Step 6: Final answer
    x = 2,922.07

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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.