Home / 10,881.46-16,322.20-7,182.83

Finding the Fourth Proportional to 10,881.46, 16,322.20 and 7,182.83

Calculator

Solution

The fourth proportional to 10,881.46, 16,322.20 and 7,182.83 is: 10,774.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,881.46 : 16,322.20 = 7,182.83 : x
  2. Step 2: Convert to fraction form
    10,881.46/16,322.20 = 7,182.83/x
  3. Step 3: Cross multiply
    10,881.46x = 16,322.20 × 7,182.83
  4. Step 4: Simplify right side
    10,881.46x = 117,239,587.83
  5. Step 5: Solve for x
    x = 117,239,587.83/10,881.46
  6. Step 6: Final answer
    x = 10,774.25

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.