Home / 3,647.69-5,470.38-1,181.94

Finding the Fourth Proportional to 3,647.69, 5,470.38 and 1,181.94

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Solution

The fourth proportional to 3,647.69, 5,470.38 and 1,181.94 is: 1,772.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,647.69 : 5,470.38 = 1,181.94 : x
  2. Step 2: Convert to fraction form
    3,647.69/5,470.38 = 1,181.94/x
  3. Step 3: Cross multiply
    3,647.69x = 5,470.38 × 1,181.94
  4. Step 4: Simplify right side
    3,647.69x = 6,465,660.94
  5. Step 5: Solve for x
    x = 6,465,660.94/3,647.69
  6. Step 6: Final answer
    x = 1,772.54

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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.