Home / 3,768.52-5,199.78-2,442.04

Finding the Fourth Proportional to 3,768.52, 5,199.78 and 2,442.04

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Solution

The fourth proportional to 3,768.52, 5,199.78 and 2,442.04 is: 3,369.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,768.52 : 5,199.78 = 2,442.04 : x
  2. Step 2: Convert to fraction form
    3,768.52/5,199.78 = 2,442.04/x
  3. Step 3: Cross multiply
    3,768.52x = 5,199.78 × 2,442.04
  4. Step 4: Simplify right side
    3,768.52x = 12,698,070.75
  5. Step 5: Solve for x
    x = 12,698,070.75/3,768.52
  6. Step 6: Final answer
    x = 3,369.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.