Home / 2,940.10-4,406.14-1,480.26

Finding the Fourth Proportional to 2,940.10, 4,406.14 and 1,480.26

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Solution

The fourth proportional to 2,940.10, 4,406.14 and 1,480.26 is: 2,218.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,940.10 : 4,406.14 = 1,480.26 : x
  2. Step 2: Convert to fraction form
    2,940.10/4,406.14 = 1,480.26/x
  3. Step 3: Cross multiply
    2,940.10x = 4,406.14 × 1,480.26
  4. Step 4: Simplify right side
    2,940.10x = 6,522,232.80
  5. Step 5: Solve for x
    x = 6,522,232.80/2,940.10
  6. Step 6: Final answer
    x = 2,218.37

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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.