Home / 2,940.87-4,410.13-1,296.25

Finding the Fourth Proportional to 2,940.87, 4,410.13 and 1,296.25

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Solution

The fourth proportional to 2,940.87, 4,410.13 and 1,296.25 is: 1,943.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,940.87 : 4,410.13 = 1,296.25 : x
  2. Step 2: Convert to fraction form
    2,940.87/4,410.13 = 1,296.25/x
  3. Step 3: Cross multiply
    2,940.87x = 4,410.13 × 1,296.25
  4. Step 4: Simplify right side
    2,940.87x = 5,716,634.25
  5. Step 5: Solve for x
    x = 5,716,634.25/2,940.87
  6. Step 6: Final answer
    x = 1,943.86

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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.