Home / 3,867.48-5,333.04-2,747.25

Finding the Fourth Proportional to 3,867.48, 5,333.04 and 2,747.25

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Solution

The fourth proportional to 3,867.48, 5,333.04 and 2,747.25 is: 3,788.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,867.48 : 5,333.04 = 2,747.25 : x
  2. Step 2: Convert to fraction form
    3,867.48/5,333.04 = 2,747.25/x
  3. Step 3: Cross multiply
    3,867.48x = 5,333.04 × 2,747.25
  4. Step 4: Simplify right side
    3,867.48x = 14,651,194.14
  5. Step 5: Solve for x
    x = 14,651,194.14/3,867.48
  6. Step 6: Final answer
    x = 3,788.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.