Home / 7,290-8,892

Finding the Third Proportional to 7,290 and 8,892

Calculator

Solution

The third proportional to 7,290 and 8,892 is: 10,846.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,290 : 8,892 = 8,892 : x
  2. Step 2: Convert to fraction form
    7,290/8,892 = 8,892/x
  3. Step 3: Cross multiply
    7,290x = 8,892 × 8,892
  4. Step 4: Simplify right side
    7,290x = 79,067,664
  5. Step 5: Solve for x
    x = 79,067,664/7,290
  6. Step 6: Final answer
    x = 10,846.04

Related Problems

Find third proportional to 3,645 and 4,446
Half scale
Find third proportional to 14,580 and 17,784
Double scale
Find third proportional to 7,292 and 8,894
Similar ratio
Find third proportional to 10,935 and 13,338
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.