Home / 5,476-8,429

Finding the Third Proportional to 5,476 and 8,429

Calculator

Solution

The third proportional to 5,476 and 8,429 is: 12,974.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,476 : 8,429 = 8,429 : x
  2. Step 2: Convert to fraction form
    5,476/8,429 = 8,429/x
  3. Step 3: Cross multiply
    5,476x = 8,429 × 8,429
  4. Step 4: Simplify right side
    5,476x = 71,048,041
  5. Step 5: Solve for x
    x = 71,048,041/5,476
  6. Step 6: Final answer
    x = 12,974.44

Related Problems

Find third proportional to 2,738 and 4,214.50
Half scale
Find third proportional to 10,952 and 16,858
Double scale
Find third proportional to 5,478 and 8,432
Similar ratio
Find third proportional to 8,214 and 12,643.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.