Home / 3,204.58-4,806.87-1,355.21

Finding the Fourth Proportional to 3,204.58, 4,806.87 and 1,355.21

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Solution

The fourth proportional to 3,204.58, 4,806.87 and 1,355.21 is: 2,032.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,204.58 : 4,806.87 = 1,355.21 : x
  2. Step 2: Convert to fraction form
    3,204.58/4,806.87 = 1,355.21/x
  3. Step 3: Cross multiply
    3,204.58x = 4,806.87 × 1,355.21
  4. Step 4: Simplify right side
    3,204.58x = 6,514,311.52
  5. Step 5: Solve for x
    x = 6,514,311.52/3,204.58
  6. Step 6: Final answer
    x = 2,032.82

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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.