Home / 4,179.68-6,264.06-3,078.90

Finding the Fourth Proportional to 4,179.68, 6,264.06 and 3,078.90

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Solution

The fourth proportional to 4,179.68, 6,264.06 and 3,078.90 is: 4,614.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,179.68 : 6,264.06 = 3,078.90 : x
  2. Step 2: Convert to fraction form
    4,179.68/6,264.06 = 3,078.90/x
  3. Step 3: Cross multiply
    4,179.68x = 6,264.06 × 3,078.90
  4. Step 4: Simplify right side
    4,179.68x = 19,286,414.33
  5. Step 5: Solve for x
    x = 19,286,414.33/4,179.68
  6. Step 6: Final answer
    x = 4,614.33

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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.