Home / 8,946.48-12,345.24-5,222.64

Finding the Fourth Proportional to 8,946.48, 12,345.24 and 5,222.64

Calculator

Solution

The fourth proportional to 8,946.48, 12,345.24 and 5,222.64 is: 7,206.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,946.48 : 12,345.24 = 5,222.64 : x
  2. Step 2: Convert to fraction form
    8,946.48/12,345.24 = 5,222.64/x
  3. Step 3: Cross multiply
    8,946.48x = 12,345.24 × 5,222.64
  4. Step 4: Simplify right side
    8,946.48x = 64,474,744.23
  5. Step 5: Solve for x
    x = 64,474,744.23/8,946.48
  6. Step 6: Final answer
    x = 7,206.72

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.