Home / 3,635.35-5,449.79-1,442.59

Finding the Fourth Proportional to 3,635.35, 5,449.79 and 1,442.59

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Solution

The fourth proportional to 3,635.35, 5,449.79 and 1,442.59 is: 2,162.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,635.35 : 5,449.79 = 1,442.59 : x
  2. Step 2: Convert to fraction form
    3,635.35/5,449.79 = 1,442.59/x
  3. Step 3: Cross multiply
    3,635.35x = 5,449.79 × 1,442.59
  4. Step 4: Simplify right side
    3,635.35x = 7,861,805.34
  5. Step 5: Solve for x
    x = 7,861,805.34/3,635.35
  6. Step 6: Final answer
    x = 2,162.60

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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.