Home / 4,870-11,775

Finding the Third Proportional to 4,870 and 11,775

Calculator

Solution

The third proportional to 4,870 and 11,775 is: 28,470.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,870 : 11,775 = 11,775 : x
  2. Step 2: Convert to fraction form
    4,870/11,775 = 11,775/x
  3. Step 3: Cross multiply
    4,870x = 11,775 × 11,775
  4. Step 4: Simplify right side
    4,870x = 138,650,625
  5. Step 5: Solve for x
    x = 138,650,625/4,870
  6. Step 6: Final answer
    x = 28,470.35

Related Problems

Find third proportional to 2,435 and 5,887.50
Half scale
Find third proportional to 9,740 and 23,550
Double scale
Find third proportional to 4,872 and 11,780
Similar ratio
Find third proportional to 7,305 and 17,662.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.