Home / 3,864.29-5,796.78-1,090.99

Finding the Fourth Proportional to 3,864.29, 5,796.78 and 1,090.99

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Solution

The fourth proportional to 3,864.29, 5,796.78 and 1,090.99 is: 1,636.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,864.29 : 5,796.78 = 1,090.99 : x
  2. Step 2: Convert to fraction form
    3,864.29/5,796.78 = 1,090.99/x
  3. Step 3: Cross multiply
    3,864.29x = 5,796.78 × 1,090.99
  4. Step 4: Simplify right side
    3,864.29x = 6,324,194.57
  5. Step 5: Solve for x
    x = 6,324,194.57/3,864.29
  6. Step 6: Final answer
    x = 1,636.58

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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.