Home / 3,247.76-4,872.24-1,786.52

Finding the Fourth Proportional to 3,247.76, 4,872.24 and 1,786.52

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Solution

The fourth proportional to 3,247.76, 4,872.24 and 1,786.52 is: 2,680.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,247.76 : 4,872.24 = 1,786.52 : x
  2. Step 2: Convert to fraction form
    3,247.76/4,872.24 = 1,786.52/x
  3. Step 3: Cross multiply
    3,247.76x = 4,872.24 × 1,786.52
  4. Step 4: Simplify right side
    3,247.76x = 8,704,354.20
  5. Step 5: Solve for x
    x = 8,704,354.20/3,247.76
  6. Step 6: Final answer
    x = 2,680.11

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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.