Home / 6,788-7,274

Finding the Third Proportional to 6,788 and 7,274

Calculator

Solution

The third proportional to 6,788 and 7,274 is: 7,794.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,788 : 7,274 = 7,274 : x
  2. Step 2: Convert to fraction form
    6,788/7,274 = 7,274/x
  3. Step 3: Cross multiply
    6,788x = 7,274 × 7,274
  4. Step 4: Simplify right side
    6,788x = 52,911,076
  5. Step 5: Solve for x
    x = 52,911,076/6,788
  6. Step 6: Final answer
    x = 7,794.80

Related Problems

Find third proportional to 3,394 and 3,637
Half scale
Find third proportional to 13,576 and 14,548
Double scale
Find third proportional to 6,790 and 7,276
Similar ratio
Find third proportional to 10,182 and 10,911
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.