Home / 8,675.10-11,970.79-5,137.63

Finding the Fourth Proportional to 8,675.10, 11,970.79 and 5,137.63

Calculator

Solution

The fourth proportional to 8,675.10, 11,970.79 and 5,137.63 is: 7,089.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,675.10 : 11,970.79 = 5,137.63 : x
  2. Step 2: Convert to fraction form
    8,675.10/11,970.79 = 5,137.63/x
  3. Step 3: Cross multiply
    8,675.10x = 11,970.79 × 5,137.63
  4. Step 4: Simplify right side
    8,675.10x = 61,501,447.06
  5. Step 5: Solve for x
    x = 61,501,447.06/8,675.10
  6. Step 6: Final answer
    x = 7,089.42

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.