Home / 2,684.94-4,028.76-1,224.36

Finding the Fourth Proportional to 2,684.94, 4,028.76 and 1,224.36

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Solution

The fourth proportional to 2,684.94, 4,028.76 and 1,224.36 is: 1,837.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,684.94 : 4,028.76 = 1,224.36 : x
  2. Step 2: Convert to fraction form
    2,684.94/4,028.76 = 1,224.36/x
  3. Step 3: Cross multiply
    2,684.94x = 4,028.76 × 1,224.36
  4. Step 4: Simplify right side
    2,684.94x = 4,932,652.59
  5. Step 5: Solve for x
    x = 4,932,652.59/2,684.94
  6. Step 6: Final answer
    x = 1,837.16

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1.5x scale

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.