Home / 67.84-93.73-53.39

Finding the Fourth Proportional to 67.84, 93.73 and 53.39

Calculator

Solution

The fourth proportional to 67.84, 93.73 and 53.39 is: 73.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    67.84 : 93.73 = 53.39 : x
  2. Step 2: Convert to fraction form
    67.84/93.73 = 53.39/x
  3. Step 3: Cross multiply
    67.84x = 93.73 × 53.39
  4. Step 4: Simplify right side
    67.84x = 5,004.35
  5. Step 5: Solve for x
    x = 5,004.35/67.84
  6. Step 6: Final answer
    x = 73.77

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.