Home / 3,555-7,476.50

Finding the Third Proportional to 3,555 and 7,476.50

Calculator

Solution

The third proportional to 3,555 and 7,476.50 is: 15,723.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,555 : 7,476.50 = 7,476.50 : x
  2. Step 2: Convert to fraction form
    3,555/7,476.50 = 7,476.50/x
  3. Step 3: Cross multiply
    3,555x = 7,476.50 × 7,476.50
  4. Step 4: Simplify right side
    3,555x = 55,898,052.25
  5. Step 5: Solve for x
    x = 55,898,052.25/3,555
  6. Step 6: Final answer
    x = 15,723.78

Related Problems

Find third proportional to 1,777.50 and 3,738.25
Half scale
Find third proportional to 7,110 and 14,953
Double scale
Find third proportional to 3,557 and 7,481
Similar ratio
Find third proportional to 5,332.50 and 11,214.75
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.