Home / 4,708-7,278

Finding the Third Proportional to 4,708 and 7,278

Calculator

Solution

The third proportional to 4,708 and 7,278 is: 11,250.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,708 : 7,278 = 7,278 : x
  2. Step 2: Convert to fraction form
    4,708/7,278 = 7,278/x
  3. Step 3: Cross multiply
    4,708x = 7,278 × 7,278
  4. Step 4: Simplify right side
    4,708x = 52,969,284
  5. Step 5: Solve for x
    x = 52,969,284/4,708
  6. Step 6: Final answer
    x = 11,250.91

Related Problems

Find third proportional to 2,354 and 3,639
Half scale
Find third proportional to 9,416 and 14,556
Double scale
Find third proportional to 4,710 and 7,281
Similar ratio
Find third proportional to 7,062 and 10,917
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.