Home / 5,288-8,370

Finding the Third Proportional to 5,288 and 8,370

Calculator

Solution

The third proportional to 5,288 and 8,370 is: 13,248.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,288 : 8,370 = 8,370 : x
  2. Step 2: Convert to fraction form
    5,288/8,370 = 8,370/x
  3. Step 3: Cross multiply
    5,288x = 8,370 × 8,370
  4. Step 4: Simplify right side
    5,288x = 70,056,900
  5. Step 5: Solve for x
    x = 70,056,900/5,288
  6. Step 6: Final answer
    x = 13,248.28

Related Problems

Find third proportional to 2,644 and 4,185
Half scale
Find third proportional to 10,576 and 16,740
Double scale
Find third proportional to 5,290 and 8,373
Similar ratio
Find third proportional to 7,932 and 12,555
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.