Home / 10,031.40-13,836.48-6,882.12

Finding the Fourth Proportional to 10,031.40, 13,836.48 and 6,882.12

Calculator

Solution

The fourth proportional to 10,031.40, 13,836.48 and 6,882.12 is: 9,492.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,031.40 : 13,836.48 = 6,882.12 : x
  2. Step 2: Convert to fraction form
    10,031.40/13,836.48 = 6,882.12/x
  3. Step 3: Cross multiply
    10,031.40x = 13,836.48 × 6,882.12
  4. Step 4: Simplify right side
    10,031.40x = 95,224,315.74
  5. Step 5: Solve for x
    x = 95,224,315.74/10,031.40
  6. Step 6: Final answer
    x = 9,492.62

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.