Home / 3,468.18-5,204.70-2,742.42

Finding the Fourth Proportional to 3,468.18, 5,204.70 and 2,742.42

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Solution

The fourth proportional to 3,468.18, 5,204.70 and 2,742.42 is: 4,115.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,468.18 : 5,204.70 = 2,742.42 : x
  2. Step 2: Convert to fraction form
    3,468.18/5,204.70 = 2,742.42/x
  3. Step 3: Cross multiply
    3,468.18x = 5,204.70 × 2,742.42
  4. Step 4: Simplify right side
    3,468.18x = 14,273,473.37
  5. Step 5: Solve for x
    x = 14,273,473.37/3,468.18
  6. Step 6: Final answer
    x = 4,115.55

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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.