Home / 8,707.56-12,016.38-4,728.54

Finding the Fourth Proportional to 8,707.56, 12,016.38 and 4,728.54

Calculator

Solution

The fourth proportional to 8,707.56, 12,016.38 and 4,728.54 is: 6,525.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,707.56 : 12,016.38 = 4,728.54 : x
  2. Step 2: Convert to fraction form
    8,707.56/12,016.38 = 4,728.54/x
  3. Step 3: Cross multiply
    8,707.56x = 12,016.38 × 4,728.54
  4. Step 4: Simplify right side
    8,707.56x = 56,819,933.49
  5. Step 5: Solve for x
    x = 56,819,933.49/8,707.56
  6. Step 6: Final answer
    x = 6,525.36

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.