Home / 3,078.03-4,614.72-1,102.44

Finding the Fourth Proportional to 3,078.03, 4,614.72 and 1,102.44

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Solution

The fourth proportional to 3,078.03, 4,614.72 and 1,102.44 is: 1,652.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,078.03 : 4,614.72 = 1,102.44 : x
  2. Step 2: Convert to fraction form
    3,078.03/4,614.72 = 1,102.44/x
  3. Step 3: Cross multiply
    3,078.03x = 4,614.72 × 1,102.44
  4. Step 4: Simplify right side
    3,078.03x = 5,087,451.92
  5. Step 5: Solve for x
    x = 5,087,451.92/3,078.03
  6. Step 6: Final answer
    x = 1,652.83

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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.