Home / 4,253.12-6,348.47-3,940

Finding the Fourth Proportional to 4,253.12, 6,348.47 and 3,940

Calculator

Solution

The fourth proportional to 4,253.12, 6,348.47 and 3,940 is: 5,881.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,253.12 : 6,348.47 = 3,940 : x
  2. Step 2: Convert to fraction form
    4,253.12/6,348.47 = 3,940/x
  3. Step 3: Cross multiply
    4,253.12x = 6,348.47 × 3,940
  4. Step 4: Simplify right side
    4,253.12x = 25,012,971.80
  5. Step 5: Solve for x
    x = 25,012,971.80/4,253.12
  6. Step 6: Final answer
    x = 5,881.09

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.