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Finding the Third Proportional to 3,435 and 4,480.50

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Solution

The third proportional to 3,435 and 4,480.50 is: 5,844.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,435 : 4,480.50 = 4,480.50 : x
  2. Step 2: Convert to fraction form
    3,435/4,480.50 = 4,480.50/x
  3. Step 3: Cross multiply
    3,435x = 4,480.50 × 4,480.50
  4. Step 4: Simplify right side
    3,435x = 20,074,880.25
  5. Step 5: Solve for x
    x = 20,074,880.25/3,435
  6. Step 6: Final answer
    x = 5,844.22

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Why These Related Problems?

These problems maintain the same ratio (1.30) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.