Home / 5,514-7,855.50

Finding the Third Proportional to 5,514 and 7,855.50

Calculator

Solution

The third proportional to 5,514 and 7,855.50 is: 11,191.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,514 : 7,855.50 = 7,855.50 : x
  2. Step 2: Convert to fraction form
    5,514/7,855.50 = 7,855.50/x
  3. Step 3: Cross multiply
    5,514x = 7,855.50 × 7,855.50
  4. Step 4: Simplify right side
    5,514x = 61,708,880.25
  5. Step 5: Solve for x
    x = 61,708,880.25/5,514
  6. Step 6: Final answer
    x = 11,191.31

Related Problems

Find third proportional to 2,757 and 3,927.75
Half scale
Find third proportional to 11,028 and 15,711
Double scale
Find third proportional to 5,516 and 7,858
Similar ratio
Find third proportional to 8,271 and 11,783.25
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.