Home / 5,389.50-9,117

Finding the Third Proportional to 5,389.50 and 9,117

Calculator

Solution

The third proportional to 5,389.50 and 9,117 is: 15,422.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,389.50 : 9,117 = 9,117 : x
  2. Step 2: Convert to fraction form
    5,389.50/9,117 = 9,117/x
  3. Step 3: Cross multiply
    5,389.50x = 9,117 × 9,117
  4. Step 4: Simplify right side
    5,389.50x = 83,119,689
  5. Step 5: Solve for x
    x = 83,119,689/5,389.50
  6. Step 6: Final answer
    x = 15,422.52

Related Problems

Find third proportional to 2,694.75 and 4,558.50
Half scale
Find third proportional to 10,779 and 18,234
Double scale
Find third proportional to 5,392 and 9,120
Similar ratio
Find third proportional to 8,084.25 and 13,675.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.69) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.