Home / 2,974.87-4,105.26-1,795.99

Finding the Fourth Proportional to 2,974.87, 4,105.26 and 1,795.99

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Solution

The fourth proportional to 2,974.87, 4,105.26 and 1,795.99 is: 2,478.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,974.87 : 4,105.26 = 1,795.99 : x
  2. Step 2: Convert to fraction form
    2,974.87/4,105.26 = 1,795.99/x
  3. Step 3: Cross multiply
    2,974.87x = 4,105.26 × 1,795.99
  4. Step 4: Simplify right side
    2,974.87x = 7,373,005.91
  5. Step 5: Solve for x
    x = 7,373,005.91/2,974.87
  6. Step 6: Final answer
    x = 2,478.43

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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.