Home / 3,848.36-5,765.48-3,433.28

Finding the Fourth Proportional to 3,848.36, 5,765.48 and 3,433.28

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Solution

The fourth proportional to 3,848.36, 5,765.48 and 3,433.28 is: 5,143.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,848.36 : 5,765.48 = 3,433.28 : x
  2. Step 2: Convert to fraction form
    3,848.36/5,765.48 = 3,433.28/x
  3. Step 3: Cross multiply
    3,848.36x = 5,765.48 × 3,433.28
  4. Step 4: Simplify right side
    3,848.36x = 19,794,490.01
  5. Step 5: Solve for x
    x = 19,794,490.01/3,848.36
  6. Step 6: Final answer
    x = 5,143.62

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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.