Home / 8,299.32-11,455.47-5,468.78

Finding the Fourth Proportional to 8,299.32, 11,455.47 and 5,468.78

Calculator

Solution

The fourth proportional to 8,299.32, 11,455.47 and 5,468.78 is: 7,548.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,299.32 : 11,455.47 = 5,468.78 : x
  2. Step 2: Convert to fraction form
    8,299.32/11,455.47 = 5,468.78/x
  3. Step 3: Cross multiply
    8,299.32x = 11,455.47 × 5,468.78
  4. Step 4: Simplify right side
    8,299.32x = 62,647,387.95
  5. Step 5: Solve for x
    x = 62,647,387.95/8,299.32
  6. Step 6: Final answer
    x = 7,548.50

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.