Home / 8,510.66-12,765.99-2,667.72

Finding the Fourth Proportional to 8,510.66, 12,765.99 and 2,667.72

Calculator

Solution

The fourth proportional to 8,510.66, 12,765.99 and 2,667.72 is: 4,001.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,510.66 : 12,765.99 = 2,667.72 : x
  2. Step 2: Convert to fraction form
    8,510.66/12,765.99 = 2,667.72/x
  3. Step 3: Cross multiply
    8,510.66x = 12,765.99 × 2,667.72
  4. Step 4: Simplify right side
    8,510.66x = 34,056,086.84
  5. Step 5: Solve for x
    x = 34,056,086.84/8,510.66
  6. Step 6: Final answer
    x = 4,001.58

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.