Home / 3,402.62-5,103.42-1,623.23

Finding the Fourth Proportional to 3,402.62, 5,103.42 and 1,623.23

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Solution

The fourth proportional to 3,402.62, 5,103.42 and 1,623.23 is: 2,434.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,402.62 : 5,103.42 = 1,623.23 : x
  2. Step 2: Convert to fraction form
    3,402.62/5,103.42 = 1,623.23/x
  3. Step 3: Cross multiply
    3,402.62x = 5,103.42 × 1,623.23
  4. Step 4: Simplify right side
    3,402.62x = 8,284,024.45
  5. Step 5: Solve for x
    x = 8,284,024.45/3,402.62
  6. Step 6: Final answer
    x = 2,434.60

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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.