Home / 5,272.88-7,909.60-4,498.28

Finding the Fourth Proportional to 5,272.88, 7,909.60 and 4,498.28

Calculator

Solution

The fourth proportional to 5,272.88, 7,909.60 and 4,498.28 is: 6,747.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,272.88 : 7,909.60 = 4,498.28 : x
  2. Step 2: Convert to fraction form
    5,272.88/7,909.60 = 4,498.28/x
  3. Step 3: Cross multiply
    5,272.88x = 7,909.60 × 4,498.28
  4. Step 4: Simplify right side
    5,272.88x = 35,579,595.49
  5. Step 5: Solve for x
    x = 35,579,595.49/5,272.88
  6. Step 6: Final answer
    x = 6,747.66

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.