Home / 8,765.52-12,097.98-5,180.33

Finding the Fourth Proportional to 8,765.52, 12,097.98 and 5,180.33

Calculator

Solution

The fourth proportional to 8,765.52, 12,097.98 and 5,180.33 is: 7,149.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,765.52 : 12,097.98 = 5,180.33 : x
  2. Step 2: Convert to fraction form
    8,765.52/12,097.98 = 5,180.33/x
  3. Step 3: Cross multiply
    8,765.52x = 12,097.98 × 5,180.33
  4. Step 4: Simplify right side
    8,765.52x = 62,671,528.73
  5. Step 5: Solve for x
    x = 62,671,528.73/8,765.52
  6. Step 6: Final answer
    x = 7,149.78

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.