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Finding the Fourth Proportional to 3,455.02, 4,768.59 and 3,244.02

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Solution

The fourth proportional to 3,455.02, 4,768.59 and 3,244.02 is: 4,477.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,455.02 : 4,768.59 = 3,244.02 : x
  2. Step 2: Convert to fraction form
    3,455.02/4,768.59 = 3,244.02/x
  3. Step 3: Cross multiply
    3,455.02x = 4,768.59 × 3,244.02
  4. Step 4: Simplify right side
    3,455.02x = 15,469,401.33
  5. Step 5: Solve for x
    x = 15,469,401.33/3,455.02
  6. Step 6: Final answer
    x = 4,477.37

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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.