Home / 4,750-9,680

Finding the Third Proportional to 4,750 and 9,680

Calculator

Solution

The third proportional to 4,750 and 9,680 is: 19,726.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,750 : 9,680 = 9,680 : x
  2. Step 2: Convert to fraction form
    4,750/9,680 = 9,680/x
  3. Step 3: Cross multiply
    4,750x = 9,680 × 9,680
  4. Step 4: Simplify right side
    4,750x = 93,702,400
  5. Step 5: Solve for x
    x = 93,702,400/4,750
  6. Step 6: Final answer
    x = 19,726.82

Related Problems

Find third proportional to 2,375 and 4,840
Half scale
Find third proportional to 9,500 and 19,360
Double scale
Find third proportional to 4,752 and 9,684
Similar ratio
Find third proportional to 7,125 and 14,520
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.