Home / 3,394.72-5,090.16-1,084.96

Finding the Fourth Proportional to 3,394.72, 5,090.16 and 1,084.96

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Solution

The fourth proportional to 3,394.72, 5,090.16 and 1,084.96 is: 1,626.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,394.72 : 5,090.16 = 1,084.96 : x
  2. Step 2: Convert to fraction form
    3,394.72/5,090.16 = 1,084.96/x
  3. Step 3: Cross multiply
    3,394.72x = 5,090.16 × 1,084.96
  4. Step 4: Simplify right side
    3,394.72x = 5,522,619.99
  5. Step 5: Solve for x
    x = 5,522,619.99/3,394.72
  6. Step 6: Final answer
    x = 1,626.83

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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.