Home / 8,782.90-13,174.74-4,884.36

Finding the Fourth Proportional to 8,782.90, 13,174.74 and 4,884.36

Calculator

Solution

The fourth proportional to 8,782.90, 13,174.74 and 4,884.36 is: 7,326.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,782.90 : 13,174.74 = 4,884.36 : x
  2. Step 2: Convert to fraction form
    8,782.90/13,174.74 = 4,884.36/x
  3. Step 3: Cross multiply
    8,782.90x = 13,174.74 × 4,884.36
  4. Step 4: Simplify right side
    8,782.90x = 64,350,173.07
  5. Step 5: Solve for x
    x = 64,350,173.07/8,782.90
  6. Step 6: Final answer
    x = 7,326.76

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.