Home / 805.50-1,584

Finding the Third Proportional to 805.50 and 1,584

Calculator

Solution

The third proportional to 805.50 and 1,584 is: 3,114.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    805.50 : 1,584 = 1,584 : x
  2. Step 2: Convert to fraction form
    805.50/1,584 = 1,584/x
  3. Step 3: Cross multiply
    805.50x = 1,584 × 1,584
  4. Step 4: Simplify right side
    805.50x = 2,509,056
  5. Step 5: Solve for x
    x = 2,509,056/805.50
  6. Step 6: Final answer
    x = 3,114.91

Related Problems

Find third proportional to 402.75 and 792
Half scale
Find third proportional to 1,611 and 3,168
Double scale
Find third proportional to 808 and 1,588
Similar ratio
Find third proportional to 1,208.25 and 2,376
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.97) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.