Home / 3,117.50-6,788

Finding the Third Proportional to 3,117.50 and 6,788

Calculator

Solution

The third proportional to 3,117.50 and 6,788 is: 14,780.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,117.50 : 6,788 = 6,788 : x
  2. Step 2: Convert to fraction form
    3,117.50/6,788 = 6,788/x
  3. Step 3: Cross multiply
    3,117.50x = 6,788 × 6,788
  4. Step 4: Simplify right side
    3,117.50x = 46,076,944
  5. Step 5: Solve for x
    x = 46,076,944/3,117.50
  6. Step 6: Final answer
    x = 14,780.09

Related Problems

Find third proportional to 1,558.75 and 3,394
Half scale
Find third proportional to 6,235 and 13,576
Double scale
Find third proportional to 3,120 and 6,792
Similar ratio
Find third proportional to 4,676.25 and 10,182
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.