Home / 3,372.48-5,055.26-1,291.92

Finding the Fourth Proportional to 3,372.48, 5,055.26 and 1,291.92

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Solution

The fourth proportional to 3,372.48, 5,055.26 and 1,291.92 is: 1,936.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,372.48 : 5,055.26 = 1,291.92 : x
  2. Step 2: Convert to fraction form
    3,372.48/5,055.26 = 1,291.92/x
  3. Step 3: Cross multiply
    3,372.48x = 5,055.26 × 1,291.92
  4. Step 4: Simplify right side
    3,372.48x = 6,530,985.04
  5. Step 5: Solve for x
    x = 6,530,985.04/3,372.48
  6. Step 6: Final answer
    x = 1,936.55

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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.