Home / 3,382.08-5,074.20-1,842

Finding the Fourth Proportional to 3,382.08, 5,074.20 and 1,842

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Solution

The fourth proportional to 3,382.08, 5,074.20 and 1,842 is: 2,763.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,382.08 : 5,074.20 = 1,842 : x
  2. Step 2: Convert to fraction form
    3,382.08/5,074.20 = 1,842/x
  3. Step 3: Cross multiply
    3,382.08x = 5,074.20 × 1,842
  4. Step 4: Simplify right side
    3,382.08x = 9,346,676.40
  5. Step 5: Solve for x
    x = 9,346,676.40/3,382.08
  6. Step 6: Final answer
    x = 2,763.59

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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.