Home / 3,623.58-5,435.78-1,514.79

Finding the Fourth Proportional to 3,623.58, 5,435.78 and 1,514.79

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Solution

The fourth proportional to 3,623.58, 5,435.78 and 1,514.79 is: 2,272.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,623.58 : 5,435.78 = 1,514.79 : x
  2. Step 2: Convert to fraction form
    3,623.58/5,435.78 = 1,514.79/x
  3. Step 3: Cross multiply
    3,623.58x = 5,435.78 × 1,514.79
  4. Step 4: Simplify right side
    3,623.58x = 8,234,057.61
  5. Step 5: Solve for x
    x = 8,234,057.61/3,623.58
  6. Step 6: Final answer
    x = 2,272.35

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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.