Home / 7,008.50-9,671.74-3,864.90

Finding the Fourth Proportional to 7,008.50, 9,671.74 and 3,864.90

Calculator

Solution

The fourth proportional to 7,008.50, 9,671.74 and 3,864.90 is: 5,333.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,008.50 : 9,671.74 = 3,864.90 : x
  2. Step 2: Convert to fraction form
    7,008.50/9,671.74 = 3,864.90/x
  3. Step 3: Cross multiply
    7,008.50x = 9,671.74 × 3,864.90
  4. Step 4: Simplify right side
    7,008.50x = 37,380,307.93
  5. Step 5: Solve for x
    x = 37,380,307.93/7,008.50
  6. Step 6: Final answer
    x = 5,333.57

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.