Home / 1,865-3,850

Finding the Third Proportional to 1,865 and 3,850

Calculator

Solution

The third proportional to 1,865 and 3,850 is: 7,947.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,865 : 3,850 = 3,850 : x
  2. Step 2: Convert to fraction form
    1,865/3,850 = 3,850/x
  3. Step 3: Cross multiply
    1,865x = 3,850 × 3,850
  4. Step 4: Simplify right side
    1,865x = 14,822,500
  5. Step 5: Solve for x
    x = 14,822,500/1,865
  6. Step 6: Final answer
    x = 7,947.72

Related Problems

Find third proportional to 932.50 and 1,925
Half scale
Find third proportional to 3,730 and 7,700
Double scale
Find third proportional to 1,867 and 3,854
Similar ratio
Find third proportional to 2,797.50 and 5,775
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.