Home / 3,395.39-5,090.34-1,448.96

Finding the Fourth Proportional to 3,395.39, 5,090.34 and 1,448.96

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Solution

The fourth proportional to 3,395.39, 5,090.34 and 1,448.96 is: 2,172.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,395.39 : 5,090.34 = 1,448.96 : x
  2. Step 2: Convert to fraction form
    3,395.39/5,090.34 = 1,448.96/x
  3. Step 3: Cross multiply
    3,395.39x = 5,090.34 × 1,448.96
  4. Step 4: Simplify right side
    3,395.39x = 7,375,679.03
  5. Step 5: Solve for x
    x = 7,375,679.03/3,395.39
  6. Step 6: Final answer
    x = 2,172.27

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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.