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Finding the Fourth Proportional to 3,599.16, 5,399.04 and 1,002.09

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Solution

The fourth proportional to 3,599.16, 5,399.04 and 1,002.09 is: 1,503.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,599.16 : 5,399.04 = 1,002.09 : x
  2. Step 2: Convert to fraction form
    3,599.16/5,399.04 = 1,002.09/x
  3. Step 3: Cross multiply
    3,599.16x = 5,399.04 × 1,002.09
  4. Step 4: Simplify right side
    3,599.16x = 5,410,348.00
  5. Step 5: Solve for x
    x = 5,410,348.00/3,599.16
  6. Step 6: Final answer
    x = 1,503.23

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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.