Home / 8,975.08-12,384.58-5,198.32

Finding the Fourth Proportional to 8,975.08, 12,384.58 and 5,198.32

Calculator

Solution

The fourth proportional to 8,975.08, 12,384.58 and 5,198.32 is: 7,173.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,975.08 : 12,384.58 = 5,198.32 : x
  2. Step 2: Convert to fraction form
    8,975.08/12,384.58 = 5,198.32/x
  3. Step 3: Cross multiply
    8,975.08x = 12,384.58 × 5,198.32
  4. Step 4: Simplify right side
    8,975.08x = 64,379,009.91
  5. Step 5: Solve for x
    x = 64,379,009.91/8,975.08
  6. Step 6: Final answer
    x = 7,173.08

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.