Home / 8,166.52-12,236.10-7,863.16

Finding the Fourth Proportional to 8,166.52, 12,236.10 and 7,863.16

Calculator

Solution

The fourth proportional to 8,166.52, 12,236.10 and 7,863.16 is: 11,781.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,166.52 : 12,236.10 = 7,863.16 : x
  2. Step 2: Convert to fraction form
    8,166.52/12,236.10 = 7,863.16/x
  3. Step 3: Cross multiply
    8,166.52x = 12,236.10 × 7,863.16
  4. Step 4: Simplify right side
    8,166.52x = 96,214,412.08
  5. Step 5: Solve for x
    x = 96,214,412.08/8,166.52
  6. Step 6: Final answer
    x = 11,781.57

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.