Home / 2,554.99-3,833.70-1,255.75

Finding the Fourth Proportional to 2,554.99, 3,833.70 and 1,255.75

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Solution

The fourth proportional to 2,554.99, 3,833.70 and 1,255.75 is: 1,884.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,554.99 : 3,833.70 = 1,255.75 : x
  2. Step 2: Convert to fraction form
    2,554.99/3,833.70 = 1,255.75/x
  3. Step 3: Cross multiply
    2,554.99x = 3,833.70 × 1,255.75
  4. Step 4: Simplify right side
    2,554.99x = 4,814,168.78
  5. Step 5: Solve for x
    x = 4,814,168.78/2,554.99
  6. Step 6: Final answer
    x = 1,884.22

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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.