Home / 7,731.86-11,596.51-2,183.94

Finding the Fourth Proportional to 7,731.86, 11,596.51 and 2,183.94

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Solution

The fourth proportional to 7,731.86, 11,596.51 and 2,183.94 is: 3,275.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,731.86 : 11,596.51 = 2,183.94 : x
  2. Step 2: Convert to fraction form
    7,731.86/11,596.51 = 2,183.94/x
  3. Step 3: Cross multiply
    7,731.86x = 11,596.51 × 2,183.94
  4. Step 4: Simplify right side
    7,731.86x = 25,326,076.59
  5. Step 5: Solve for x
    x = 25,326,076.59/7,731.86
  6. Step 6: Final answer
    x = 3,275.55

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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.