Home / 3,327.10-4,987.94-1,245.94

Finding the Fourth Proportional to 3,327.10, 4,987.94 and 1,245.94

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Solution

The fourth proportional to 3,327.10, 4,987.94 and 1,245.94 is: 1,867.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,327.10 : 4,987.94 = 1,245.94 : x
  2. Step 2: Convert to fraction form
    3,327.10/4,987.94 = 1,245.94/x
  3. Step 3: Cross multiply
    3,327.10x = 4,987.94 × 1,245.94
  4. Step 4: Simplify right side
    3,327.10x = 6,214,645.91
  5. Step 5: Solve for x
    x = 6,214,645.91/3,327.10
  6. Step 6: Final answer
    x = 1,867.89

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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.