Home / 2,379-4,458

Finding the Third Proportional to 2,379 and 4,458

Calculator

Solution

The third proportional to 2,379 and 4,458 is: 8,353.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,379 : 4,458 = 4,458 : x
  2. Step 2: Convert to fraction form
    2,379/4,458 = 4,458/x
  3. Step 3: Cross multiply
    2,379x = 4,458 × 4,458
  4. Step 4: Simplify right side
    2,379x = 19,873,764
  5. Step 5: Solve for x
    x = 19,873,764/2,379
  6. Step 6: Final answer
    x = 8,353.83

Related Problems

Find third proportional to 1,189.50 and 2,229
Half scale
Find third proportional to 4,758 and 8,916
Double scale
Find third proportional to 2,381 and 4,462
Similar ratio
Find third proportional to 3,568.50 and 6,687
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.87) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.