Home / 3,619.80-5,419.14-3,273.93

Finding the Fourth Proportional to 3,619.80, 5,419.14 and 3,273.93

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Solution

The fourth proportional to 3,619.80, 5,419.14 and 3,273.93 is: 4,901.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,619.80 : 5,419.14 = 3,273.93 : x
  2. Step 2: Convert to fraction form
    3,619.80/5,419.14 = 3,273.93/x
  3. Step 3: Cross multiply
    3,619.80x = 5,419.14 × 3,273.93
  4. Step 4: Simplify right side
    3,619.80x = 17,741,885.02
  5. Step 5: Solve for x
    x = 17,741,885.02/3,619.80
  6. Step 6: Final answer
    x = 4,901.34

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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.