Home / 8,724.64-13,074-3,527.68

Finding the Fourth Proportional to 8,724.64, 13,074 and 3,527.68

Calculator

Solution

The fourth proportional to 8,724.64, 13,074 and 3,527.68 is: 5,286.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,724.64 : 13,074 = 3,527.68 : x
  2. Step 2: Convert to fraction form
    8,724.64/13,074 = 3,527.68/x
  3. Step 3: Cross multiply
    8,724.64x = 13,074 × 3,527.68
  4. Step 4: Simplify right side
    8,724.64x = 46,120,888.32
  5. Step 5: Solve for x
    x = 46,120,888.32/8,724.64
  6. Step 6: Final answer
    x = 5,286.28

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.