Home / 5,707.80-8,547.84-3,948.12

Finding the Fourth Proportional to 5,707.80, 8,547.84 and 3,948.12

Calculator

Solution

The fourth proportional to 5,707.80, 8,547.84 and 3,948.12 is: 5,912.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,707.80 : 8,547.84 = 3,948.12 : x
  2. Step 2: Convert to fraction form
    5,707.80/8,547.84 = 3,948.12/x
  3. Step 3: Cross multiply
    5,707.80x = 8,547.84 × 3,948.12
  4. Step 4: Simplify right side
    5,707.80x = 33,747,898.06
  5. Step 5: Solve for x
    x = 33,747,898.06/5,707.80
  6. Step 6: Final answer
    x = 5,912.59

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.