Home / 10,078.17-13,881.78-8,482.86

Finding the Fourth Proportional to 10,078.17, 13,881.78 and 8,482.86

Calculator

Solution

The fourth proportional to 10,078.17, 13,881.78 and 8,482.86 is: 11,684.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,078.17 : 13,881.78 = 8,482.86 : x
  2. Step 2: Convert to fraction form
    10,078.17/13,881.78 = 8,482.86/x
  3. Step 3: Cross multiply
    10,078.17x = 13,881.78 × 8,482.86
  4. Step 4: Simplify right side
    10,078.17x = 117,757,196.29
  5. Step 5: Solve for x
    x = 117,757,196.29/10,078.17
  6. Step 6: Final answer
    x = 11,684.38

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.