Home / 3,467.52-4,786.20-2,419.92

Finding the Fourth Proportional to 3,467.52, 4,786.20 and 2,419.92

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Solution

The fourth proportional to 3,467.52, 4,786.20 and 2,419.92 is: 3,340.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,467.52 : 4,786.20 = 2,419.92 : x
  2. Step 2: Convert to fraction form
    3,467.52/4,786.20 = 2,419.92/x
  3. Step 3: Cross multiply
    3,467.52x = 4,786.20 × 2,419.92
  4. Step 4: Simplify right side
    3,467.52x = 11,582,221.10
  5. Step 5: Solve for x
    x = 11,582,221.10/3,467.52
  6. Step 6: Final answer
    x = 3,340.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.