Home / 2,940.26-4,410.56-1,440.69

Finding the Fourth Proportional to 2,940.26, 4,410.56 and 1,440.69

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Solution

The fourth proportional to 2,940.26, 4,410.56 and 1,440.69 is: 2,161.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,940.26 : 4,410.56 = 1,440.69 : x
  2. Step 2: Convert to fraction form
    2,940.26/4,410.56 = 1,440.69/x
  3. Step 3: Cross multiply
    2,940.26x = 4,410.56 × 1,440.69
  4. Step 4: Simplify right side
    2,940.26x = 6,354,238.77
  5. Step 5: Solve for x
    x = 6,354,238.77/2,940.26
  6. Step 6: Final answer
    x = 2,161.11

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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.