Home / 4,078.02-6,119.46-1,481.16

Finding the Fourth Proportional to 4,078.02, 6,119.46 and 1,481.16

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Solution

The fourth proportional to 4,078.02, 6,119.46 and 1,481.16 is: 2,222.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,078.02 : 6,119.46 = 1,481.16 : x
  2. Step 2: Convert to fraction form
    4,078.02/6,119.46 = 1,481.16/x
  3. Step 3: Cross multiply
    4,078.02x = 6,119.46 × 1,481.16
  4. Step 4: Simplify right side
    4,078.02x = 9,063,899.37
  5. Step 5: Solve for x
    x = 9,063,899.37/4,078.02
  6. Step 6: Final answer
    x = 2,222.62

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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.