Home / 3,622.26-5,433.40-3,007.20

Finding the Fourth Proportional to 3,622.26, 5,433.40 and 3,007.20

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Solution

The fourth proportional to 3,622.26, 5,433.40 and 3,007.20 is: 4,510.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,622.26 : 5,433.40 = 3,007.20 : x
  2. Step 2: Convert to fraction form
    3,622.26/5,433.40 = 3,007.20/x
  3. Step 3: Cross multiply
    3,622.26x = 5,433.40 × 3,007.20
  4. Step 4: Simplify right side
    3,622.26x = 16,339,320.48
  5. Step 5: Solve for x
    x = 16,339,320.48/3,622.26
  6. Step 6: Final answer
    x = 4,510.81

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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.