Home / 8,882-9,890

Finding the Third Proportional to 8,882 and 9,890

Calculator

Solution

The third proportional to 8,882 and 9,890 is: 11,012.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,882 : 9,890 = 9,890 : x
  2. Step 2: Convert to fraction form
    8,882/9,890 = 9,890/x
  3. Step 3: Cross multiply
    8,882x = 9,890 × 9,890
  4. Step 4: Simplify right side
    8,882x = 97,812,100
  5. Step 5: Solve for x
    x = 97,812,100/8,882
  6. Step 6: Final answer
    x = 11,012.40

Related Problems

Find third proportional to 4,441 and 4,945
Half scale
Find third proportional to 17,764 and 19,780
Double scale
Find third proportional to 8,884 and 9,892
Similar ratio
Find third proportional to 13,323 and 14,835
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.