Home / 3,578.18-5,359.97-3,209.42

Finding the Fourth Proportional to 3,578.18, 5,359.97 and 3,209.42

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Solution

The fourth proportional to 3,578.18, 5,359.97 and 3,209.42 is: 4,807.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,578.18 : 5,359.97 = 3,209.42 : x
  2. Step 2: Convert to fraction form
    3,578.18/5,359.97 = 3,209.42/x
  3. Step 3: Cross multiply
    3,578.18x = 5,359.97 × 3,209.42
  4. Step 4: Simplify right side
    3,578.18x = 17,202,416.34
  5. Step 5: Solve for x
    x = 17,202,416.34/3,578.18
  6. Step 6: Final answer
    x = 4,807.60

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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.