Home / 8,983.18-12,403.44-5,451.16

Finding the Fourth Proportional to 8,983.18, 12,403.44 and 5,451.16

Calculator

Solution

The fourth proportional to 8,983.18, 12,403.44 and 5,451.16 is: 7,526.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,983.18 : 12,403.44 = 5,451.16 : x
  2. Step 2: Convert to fraction form
    8,983.18/12,403.44 = 5,451.16/x
  3. Step 3: Cross multiply
    8,983.18x = 12,403.44 × 5,451.16
  4. Step 4: Simplify right side
    8,983.18x = 67,613,135.99
  5. Step 5: Solve for x
    x = 67,613,135.99/8,983.18
  6. Step 6: Final answer
    x = 7,526.64

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.