Home / 3,544.20-5,318.46-1,465.20

Finding the Fourth Proportional to 3,544.20, 5,318.46 and 1,465.20

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Solution

The fourth proportional to 3,544.20, 5,318.46 and 1,465.20 is: 2,198.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,544.20 : 5,318.46 = 1,465.20 : x
  2. Step 2: Convert to fraction form
    3,544.20/5,318.46 = 1,465.20/x
  3. Step 3: Cross multiply
    3,544.20x = 5,318.46 × 1,465.20
  4. Step 4: Simplify right side
    3,544.20x = 7,792,607.59
  5. Step 5: Solve for x
    x = 7,792,607.59/3,544.20
  6. Step 6: Final answer
    x = 2,198.69

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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.