Home / 4,621.26-6,919.47-3,520.38

Finding the Fourth Proportional to 4,621.26, 6,919.47 and 3,520.38

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Solution

The fourth proportional to 4,621.26, 6,919.47 and 3,520.38 is: 5,271.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,621.26 : 6,919.47 = 3,520.38 : x
  2. Step 2: Convert to fraction form
    4,621.26/6,919.47 = 3,520.38/x
  3. Step 3: Cross multiply
    4,621.26x = 6,919.47 × 3,520.38
  4. Step 4: Simplify right side
    4,621.26x = 24,359,163.80
  5. Step 5: Solve for x
    x = 24,359,163.80/4,621.26
  6. Step 6: Final answer
    x = 5,271.11

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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.