Home / 2,788-4,277

Finding the Third Proportional to 2,788 and 4,277

Calculator

Solution

The third proportional to 2,788 and 4,277 is: 6,561.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,788 : 4,277 = 4,277 : x
  2. Step 2: Convert to fraction form
    2,788/4,277 = 4,277/x
  3. Step 3: Cross multiply
    2,788x = 4,277 × 4,277
  4. Step 4: Simplify right side
    2,788x = 18,292,729
  5. Step 5: Solve for x
    x = 18,292,729/2,788
  6. Step 6: Final answer
    x = 6,561.24

Related Problems

Find third proportional to 1,394 and 2,138.50
Half scale
Find third proportional to 5,576 and 8,554
Double scale
Find third proportional to 2,790 and 4,280
Similar ratio
Find third proportional to 4,182 and 6,415.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.