Home / 3,966.14-5,943.74-3,619.86

Finding the Fourth Proportional to 3,966.14, 5,943.74 and 3,619.86

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Solution

The fourth proportional to 3,966.14, 5,943.74 and 3,619.86 is: 5,424.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,966.14 : 5,943.74 = 3,619.86 : x
  2. Step 2: Convert to fraction form
    3,966.14/5,943.74 = 3,619.86/x
  3. Step 3: Cross multiply
    3,966.14x = 5,943.74 × 3,619.86
  4. Step 4: Simplify right side
    3,966.14x = 21,515,506.68
  5. Step 5: Solve for x
    x = 21,515,506.68/3,966.14
  6. Step 6: Final answer
    x = 5,424.80

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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.