Home / 9,780.68-13,497.27-5,304.42

Finding the Fourth Proportional to 9,780.68, 13,497.27 and 5,304.42

Calculator

Solution

The fourth proportional to 9,780.68, 13,497.27 and 5,304.42 is: 7,320.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,780.68 : 13,497.27 = 5,304.42 : x
  2. Step 2: Convert to fraction form
    9,780.68/13,497.27 = 5,304.42/x
  3. Step 3: Cross multiply
    9,780.68x = 13,497.27 × 5,304.42
  4. Step 4: Simplify right side
    9,780.68x = 71,595,169.04
  5. Step 5: Solve for x
    x = 71,595,169.04/9,780.68
  6. Step 6: Final answer
    x = 7,320.06

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.