Home / 5,747.81-7,931.70-3,513.42

Finding the Fourth Proportional to 5,747.81, 7,931.70 and 3,513.42

Calculator

Solution

The fourth proportional to 5,747.81, 7,931.70 and 3,513.42 is: 4,848.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,747.81 : 7,931.70 = 3,513.42 : x
  2. Step 2: Convert to fraction form
    5,747.81/7,931.70 = 3,513.42/x
  3. Step 3: Cross multiply
    5,747.81x = 7,931.70 × 3,513.42
  4. Step 4: Simplify right side
    5,747.81x = 27,867,393.41
  5. Step 5: Solve for x
    x = 27,867,393.41/5,747.81
  6. Step 6: Final answer
    x = 4,848.35

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.