Home / 5,481.84-7,565.58-5,309.61

Finding the Fourth Proportional to 5,481.84, 7,565.58 and 5,309.61

Calculator

Solution

The fourth proportional to 5,481.84, 7,565.58 and 5,309.61 is: 7,327.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,481.84 : 7,565.58 = 5,309.61 : x
  2. Step 2: Convert to fraction form
    5,481.84/7,565.58 = 5,309.61/x
  3. Step 3: Cross multiply
    5,481.84x = 7,565.58 × 5,309.61
  4. Step 4: Simplify right side
    5,481.84x = 40,170,279.22
  5. Step 5: Solve for x
    x = 40,170,279.22/5,481.84
  6. Step 6: Final answer
    x = 7,327.88

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.