Home / 11,917.51-17,878.34-4,901.39

Finding the Fourth Proportional to 11,917.51, 17,878.34 and 4,901.39

Calculator

Solution

The fourth proportional to 11,917.51, 17,878.34 and 4,901.39 is: 7,352.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,917.51 : 17,878.34 = 4,901.39 : x
  2. Step 2: Convert to fraction form
    11,917.51/17,878.34 = 4,901.39/x
  3. Step 3: Cross multiply
    11,917.51x = 17,878.34 × 4,901.39
  4. Step 4: Simplify right side
    11,917.51x = 87,628,602.99
  5. Step 5: Solve for x
    x = 87,628,602.99/11,917.51
  6. Step 6: Final answer
    x = 7,352.93

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.