Home / 7,912-8,808

Finding the Third Proportional to 7,912 and 8,808

Calculator

Solution

The third proportional to 7,912 and 8,808 is: 9,805.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,912 : 8,808 = 8,808 : x
  2. Step 2: Convert to fraction form
    7,912/8,808 = 8,808/x
  3. Step 3: Cross multiply
    7,912x = 8,808 × 8,808
  4. Step 4: Simplify right side
    7,912x = 77,580,864
  5. Step 5: Solve for x
    x = 77,580,864/7,912
  6. Step 6: Final answer
    x = 9,805.47

Related Problems

Find third proportional to 3,956 and 4,404
Half scale
Find third proportional to 15,824 and 17,616
Double scale
Find third proportional to 7,914 and 8,810
Similar ratio
Find third proportional to 11,868 and 13,212
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.