Home / 2,623.26-3,940.50-1,650.04

Finding the Fourth Proportional to 2,623.26, 3,940.50 and 1,650.04

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Solution

The fourth proportional to 2,623.26, 3,940.50 and 1,650.04 is: 2,478.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,623.26 : 3,940.50 = 1,650.04 : x
  2. Step 2: Convert to fraction form
    2,623.26/3,940.50 = 1,650.04/x
  3. Step 3: Cross multiply
    2,623.26x = 3,940.50 × 1,650.04
  4. Step 4: Simplify right side
    2,623.26x = 6,501,982.62
  5. Step 5: Solve for x
    x = 6,501,982.62/2,623.26
  6. Step 6: Final answer
    x = 2,478.59

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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.