Home / 2,771.29-3,824.36-1,512.33

Finding the Fourth Proportional to 2,771.29, 3,824.36 and 1,512.33

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Solution

The fourth proportional to 2,771.29, 3,824.36 and 1,512.33 is: 2,087.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,771.29 : 3,824.36 = 1,512.33 : x
  2. Step 2: Convert to fraction form
    2,771.29/3,824.36 = 1,512.33/x
  3. Step 3: Cross multiply
    2,771.29x = 3,824.36 × 1,512.33
  4. Step 4: Simplify right side
    2,771.29x = 5,783,675.24
  5. Step 5: Solve for x
    x = 5,783,675.24/2,771.29
  6. Step 6: Final answer
    x = 2,087.00

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1.5x scale

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.