Home / 1,251-1,953

Finding the Third Proportional to 1,251 and 1,953

Calculator

Solution

The third proportional to 1,251 and 1,953 is: 3,048.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,251 : 1,953 = 1,953 : x
  2. Step 2: Convert to fraction form
    1,251/1,953 = 1,953/x
  3. Step 3: Cross multiply
    1,251x = 1,953 × 1,953
  4. Step 4: Simplify right side
    1,251x = 3,814,209
  5. Step 5: Solve for x
    x = 3,814,209/1,251
  6. Step 6: Final answer
    x = 3,048.93

Related Problems

Find third proportional to 625.50 and 976.50
Half scale
Find third proportional to 2,502 and 3,906
Double scale
Find third proportional to 1,253 and 1,956
Similar ratio
Find third proportional to 1,876.50 and 2,929.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.