Home / 2,624.92-3,939.81-1,327.30

Finding the Fourth Proportional to 2,624.92, 3,939.81 and 1,327.30

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Solution

The fourth proportional to 2,624.92, 3,939.81 and 1,327.30 is: 1,992.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,624.92 : 3,939.81 = 1,327.30 : x
  2. Step 2: Convert to fraction form
    2,624.92/3,939.81 = 1,327.30/x
  3. Step 3: Cross multiply
    2,624.92x = 3,939.81 × 1,327.30
  4. Step 4: Simplify right side
    2,624.92x = 5,229,290.11
  5. Step 5: Solve for x
    x = 5,229,290.11/2,624.92
  6. Step 6: Final answer
    x = 1,992.18

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.