Home / 8,753.77-13,130.45-2,910.43

Finding the Fourth Proportional to 8,753.77, 13,130.45 and 2,910.43

Calculator

Solution

The fourth proportional to 8,753.77, 13,130.45 and 2,910.43 is: 4,365.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,753.77 : 13,130.45 = 2,910.43 : x
  2. Step 2: Convert to fraction form
    8,753.77/13,130.45 = 2,910.43/x
  3. Step 3: Cross multiply
    8,753.77x = 13,130.45 × 2,910.43
  4. Step 4: Simplify right side
    8,753.77x = 38,215,175.39
  5. Step 5: Solve for x
    x = 38,215,175.39/8,753.77
  6. Step 6: Final answer
    x = 4,365.57

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.