Home / 4,910-9,973

Finding the Third Proportional to 4,910 and 9,973

Calculator

Solution

The third proportional to 4,910 and 9,973 is: 20,256.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,910 : 9,973 = 9,973 : x
  2. Step 2: Convert to fraction form
    4,910/9,973 = 9,973/x
  3. Step 3: Cross multiply
    4,910x = 9,973 × 9,973
  4. Step 4: Simplify right side
    4,910x = 99,460,729
  5. Step 5: Solve for x
    x = 99,460,729/4,910
  6. Step 6: Final answer
    x = 20,256.77

Related Problems

Find third proportional to 2,455 and 4,986.50
Half scale
Find third proportional to 9,820 and 19,946
Double scale
Find third proportional to 4,912 and 9,977
Similar ratio
Find third proportional to 7,365 and 14,959.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.