Home / 4,134.76-6,201.60-1,212.96

Finding the Fourth Proportional to 4,134.76, 6,201.60 and 1,212.96

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Solution

The fourth proportional to 4,134.76, 6,201.60 and 1,212.96 is: 1,819.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,134.76 : 6,201.60 = 1,212.96 : x
  2. Step 2: Convert to fraction form
    4,134.76/6,201.60 = 1,212.96/x
  3. Step 3: Cross multiply
    4,134.76x = 6,201.60 × 1,212.96
  4. Step 4: Simplify right side
    4,134.76x = 7,522,292.74
  5. Step 5: Solve for x
    x = 7,522,292.74/4,134.76
  6. Step 6: Final answer
    x = 1,819.28

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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.