Home / 2,940.44-4,057.66-1,762.16

Finding the Fourth Proportional to 2,940.44, 4,057.66 and 1,762.16

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Solution

The fourth proportional to 2,940.44, 4,057.66 and 1,762.16 is: 2,431.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,940.44 : 4,057.66 = 1,762.16 : x
  2. Step 2: Convert to fraction form
    2,940.44/4,057.66 = 1,762.16/x
  3. Step 3: Cross multiply
    2,940.44x = 4,057.66 × 1,762.16
  4. Step 4: Simplify right side
    2,940.44x = 7,150,246.15
  5. Step 5: Solve for x
    x = 7,150,246.15/2,940.44
  6. Step 6: Final answer
    x = 2,431.69

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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.