Home / 2,621.94-3,932.88-1,234.52

Finding the Fourth Proportional to 2,621.94, 3,932.88 and 1,234.52

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Solution

The fourth proportional to 2,621.94, 3,932.88 and 1,234.52 is: 1,851.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,621.94 : 3,932.88 = 1,234.52 : x
  2. Step 2: Convert to fraction form
    2,621.94/3,932.88 = 1,234.52/x
  3. Step 3: Cross multiply
    2,621.94x = 3,932.88 × 1,234.52
  4. Step 4: Simplify right side
    2,621.94x = 4,855,201.88
  5. Step 5: Solve for x
    x = 4,855,201.88/2,621.94
  6. Step 6: Final answer
    x = 1,851.76

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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.