Home / 4,078.20-6,118.23-1,481.13

Finding the Fourth Proportional to 4,078.20, 6,118.23 and 1,481.13

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Solution

The fourth proportional to 4,078.20, 6,118.23 and 1,481.13 is: 2,222.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,078.20 : 6,118.23 = 1,481.13 : x
  2. Step 2: Convert to fraction form
    4,078.20/6,118.23 = 1,481.13/x
  3. Step 3: Cross multiply
    4,078.20x = 6,118.23 × 1,481.13
  4. Step 4: Simplify right side
    4,078.20x = 9,061,894.00
  5. Step 5: Solve for x
    x = 9,061,894.00/4,078.20
  6. Step 6: Final answer
    x = 2,222.03

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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.