Home / 4,134.09-6,201.33-1,212.42

Finding the Fourth Proportional to 4,134.09, 6,201.33 and 1,212.42

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Solution

The fourth proportional to 4,134.09, 6,201.33 and 1,212.42 is: 1,818.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,134.09 : 6,201.33 = 1,212.42 : x
  2. Step 2: Convert to fraction form
    4,134.09/6,201.33 = 1,212.42/x
  3. Step 3: Cross multiply
    4,134.09x = 6,201.33 × 1,212.42
  4. Step 4: Simplify right side
    4,134.09x = 7,518,616.52
  5. Step 5: Solve for x
    x = 7,518,616.52/4,134.09
  6. Step 6: Final answer
    x = 1,818.69

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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.