Home / 4,739-9,976

Finding the Third Proportional to 4,739 and 9,976

Calculator

Solution

The third proportional to 4,739 and 9,976 is: 21,000.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,739 : 9,976 = 9,976 : x
  2. Step 2: Convert to fraction form
    4,739/9,976 = 9,976/x
  3. Step 3: Cross multiply
    4,739x = 9,976 × 9,976
  4. Step 4: Simplify right side
    4,739x = 99,520,576
  5. Step 5: Solve for x
    x = 99,520,576/4,739
  6. Step 6: Final answer
    x = 21,000.33

Related Problems

Find third proportional to 2,369.50 and 4,988
Half scale
Find third proportional to 9,478 and 19,952
Double scale
Find third proportional to 4,741 and 9,980
Similar ratio
Find third proportional to 7,108.50 and 14,964
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.