Home / 6,218.54-8,581.52-3,424.04

Finding the Fourth Proportional to 6,218.54, 8,581.52 and 3,424.04

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Solution

The fourth proportional to 6,218.54, 8,581.52 and 3,424.04 is: 4,725.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,218.54 : 8,581.52 = 3,424.04 : x
  2. Step 2: Convert to fraction form
    6,218.54/8,581.52 = 3,424.04/x
  3. Step 3: Cross multiply
    6,218.54x = 8,581.52 × 3,424.04
  4. Step 4: Simplify right side
    6,218.54x = 29,383,467.74
  5. Step 5: Solve for x
    x = 29,383,467.74/6,218.54
  6. Step 6: Final answer
    x = 4,725.14

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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.