Home / 3,621.69-5,424.32-2,305.44

Finding the Fourth Proportional to 3,621.69, 5,424.32 and 2,305.44

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Solution

The fourth proportional to 3,621.69, 5,424.32 and 2,305.44 is: 3,452.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,621.69 : 5,424.32 = 2,305.44 : x
  2. Step 2: Convert to fraction form
    3,621.69/5,424.32 = 2,305.44/x
  3. Step 3: Cross multiply
    3,621.69x = 5,424.32 × 2,305.44
  4. Step 4: Simplify right side
    3,621.69x = 12,505,432.77
  5. Step 5: Solve for x
    x = 12,505,432.77/3,621.69
  6. Step 6: Final answer
    x = 3,452.93

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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.