Home / 11,835.28-17,752.80-5,259.76

Finding the Fourth Proportional to 11,835.28, 17,752.80 and 5,259.76

Calculator

Solution

The fourth proportional to 11,835.28, 17,752.80 and 5,259.76 is: 7,889.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,835.28 : 17,752.80 = 5,259.76 : x
  2. Step 2: Convert to fraction form
    11,835.28/17,752.80 = 5,259.76/x
  3. Step 3: Cross multiply
    11,835.28x = 17,752.80 × 5,259.76
  4. Step 4: Simplify right side
    11,835.28x = 93,375,467.33
  5. Step 5: Solve for x
    x = 93,375,467.33/11,835.28
  6. Step 6: Final answer
    x = 7,889.59

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.