Home / 3,427.35-5,141.06-1,234.55

Finding the Fourth Proportional to 3,427.35, 5,141.06 and 1,234.55

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Solution

The fourth proportional to 3,427.35, 5,141.06 and 1,234.55 is: 1,851.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,427.35 : 5,141.06 = 1,234.55 : x
  2. Step 2: Convert to fraction form
    3,427.35/5,141.06 = 1,234.55/x
  3. Step 3: Cross multiply
    3,427.35x = 5,141.06 × 1,234.55
  4. Step 4: Simplify right side
    3,427.35x = 6,346,863.74
  5. Step 5: Solve for x
    x = 6,346,863.74/3,427.35
  6. Step 6: Final answer
    x = 1,851.83

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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.