Home / 7,077-9,390

Finding the Third Proportional to 7,077 and 9,390

Calculator

Solution

The third proportional to 7,077 and 9,390 is: 12,458.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,077 : 9,390 = 9,390 : x
  2. Step 2: Convert to fraction form
    7,077/9,390 = 9,390/x
  3. Step 3: Cross multiply
    7,077x = 9,390 × 9,390
  4. Step 4: Simplify right side
    7,077x = 88,172,100
  5. Step 5: Solve for x
    x = 88,172,100/7,077
  6. Step 6: Final answer
    x = 12,458.97

Related Problems

Find third proportional to 3,538.50 and 4,695
Half scale
Find third proportional to 14,154 and 18,780
Double scale
Find third proportional to 7,079 and 9,393
Similar ratio
Find third proportional to 10,615.50 and 14,085
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.