Home / 875.50-1,611

Finding the Third Proportional to 875.50 and 1,611

Calculator

Solution

The third proportional to 875.50 and 1,611 is: 2,964.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    875.50 : 1,611 = 1,611 : x
  2. Step 2: Convert to fraction form
    875.50/1,611 = 1,611/x
  3. Step 3: Cross multiply
    875.50x = 1,611 × 1,611
  4. Step 4: Simplify right side
    875.50x = 2,595,321
  5. Step 5: Solve for x
    x = 2,595,321/875.50
  6. Step 6: Final answer
    x = 2,964.39

Related Problems

Find third proportional to 437.75 and 805.50
Half scale
Find third proportional to 1,751 and 3,222
Double scale
Find third proportional to 878 and 1,615
Similar ratio
Find third proportional to 1,313.25 and 2,416.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.84) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.