Home / 3,890.83-5,836.62-1,550.29

Finding the Fourth Proportional to 3,890.83, 5,836.62 and 1,550.29

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Solution

The fourth proportional to 3,890.83, 5,836.62 and 1,550.29 is: 2,325.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,890.83 : 5,836.62 = 1,550.29 : x
  2. Step 2: Convert to fraction form
    3,890.83/5,836.62 = 1,550.29/x
  3. Step 3: Cross multiply
    3,890.83x = 5,836.62 × 1,550.29
  4. Step 4: Simplify right side
    3,890.83x = 9,048,424.44
  5. Step 5: Solve for x
    x = 9,048,424.44/3,890.83
  6. Step 6: Final answer
    x = 2,325.58

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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.