Home / 3,327.36-4,987.96-2,091

Finding the Fourth Proportional to 3,327.36, 4,987.96 and 2,091

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Solution

The fourth proportional to 3,327.36, 4,987.96 and 2,091 is: 3,134.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,327.36 : 4,987.96 = 2,091 : x
  2. Step 2: Convert to fraction form
    3,327.36/4,987.96 = 2,091/x
  3. Step 3: Cross multiply
    3,327.36x = 4,987.96 × 2,091
  4. Step 4: Simplify right side
    3,327.36x = 10,429,824.36
  5. Step 5: Solve for x
    x = 10,429,824.36/3,327.36
  6. Step 6: Final answer
    x = 3,134.56

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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.