Home / 5,187.18-7,149.95-3,507.98

Finding the Fourth Proportional to 5,187.18, 7,149.95 and 3,507.98

Calculator

Solution

The fourth proportional to 5,187.18, 7,149.95 and 3,507.98 is: 4,835.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,187.18 : 7,149.95 = 3,507.98 : x
  2. Step 2: Convert to fraction form
    5,187.18/7,149.95 = 3,507.98/x
  3. Step 3: Cross multiply
    5,187.18x = 7,149.95 × 3,507.98
  4. Step 4: Simplify right side
    5,187.18x = 25,081,828.31
  5. Step 5: Solve for x
    x = 25,081,828.31/5,187.18
  6. Step 6: Final answer
    x = 4,835.35

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.