Home / 7,291.88-11,312.63

Finding the Third Proportional to 7,291.88 and 11,312.63

Calculator

Solution

The third proportional to 7,291.88 and 11,312.63 is: 17,550.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,291.88 : 11,312.63 = 11,312.63 : x
  2. Step 2: Convert to fraction form
    7,291.88/11,312.63 = 11,312.63/x
  3. Step 3: Cross multiply
    7,291.88x = 11,312.63 × 11,312.63
  4. Step 4: Simplify right side
    7,291.88x = 127,975,484.39
  5. Step 5: Solve for x
    x = 127,975,484.39/7,291.88
  6. Step 6: Final answer
    x = 17,550.42

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.