Home / 5,218.84-7,202.10-2,860.84

Finding the Fourth Proportional to 5,218.84, 7,202.10 and 2,860.84

Calculator

Solution

The fourth proportional to 5,218.84, 7,202.10 and 2,860.84 is: 3,948.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,218.84 : 7,202.10 = 2,860.84 : x
  2. Step 2: Convert to fraction form
    5,218.84/7,202.10 = 2,860.84/x
  3. Step 3: Cross multiply
    5,218.84x = 7,202.10 × 2,860.84
  4. Step 4: Simplify right side
    5,218.84x = 20,604,055.76
  5. Step 5: Solve for x
    x = 20,604,055.76/5,218.84
  6. Step 6: Final answer
    x = 3,948.01

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.