Home / 7,323.50-10,985.27-3,430.64

Finding the Fourth Proportional to 7,323.50, 10,985.27 and 3,430.64

Calculator

Solution

The fourth proportional to 7,323.50, 10,985.27 and 3,430.64 is: 5,145.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,323.50 : 10,985.27 = 3,430.64 : x
  2. Step 2: Convert to fraction form
    7,323.50/10,985.27 = 3,430.64/x
  3. Step 3: Cross multiply
    7,323.50x = 10,985.27 × 3,430.64
  4. Step 4: Simplify right side
    7,323.50x = 37,686,434.59
  5. Step 5: Solve for x
    x = 37,686,434.59/7,323.50
  6. Step 6: Final answer
    x = 5,145.96

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.