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Finding the Fourth Proportional to 3,735.02, 5,143.02 and 3,383.48

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Solution

The fourth proportional to 3,735.02, 5,143.02 and 3,383.48 is: 4,658.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,735.02 : 5,143.02 = 3,383.48 : x
  2. Step 2: Convert to fraction form
    3,735.02/5,143.02 = 3,383.48/x
  3. Step 3: Cross multiply
    3,735.02x = 5,143.02 × 3,383.48
  4. Step 4: Simplify right side
    3,735.02x = 17,401,305.31
  5. Step 5: Solve for x
    x = 17,401,305.31/3,735.02
  6. Step 6: Final answer
    x = 4,658.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.