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Finding the Third Proportional to 1,637 and 3,533.31

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Solution

The third proportional to 1,637 and 3,533.31 is: 7,626.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,637 : 3,533.31 = 3,533.31 : x
  2. Step 2: Convert to fraction form
    1,637/3,533.31 = 3,533.31/x
  3. Step 3: Cross multiply
    1,637x = 3,533.31 × 3,533.31
  4. Step 4: Simplify right side
    1,637x = 12,484,297.22
  5. Step 5: Solve for x
    x = 12,484,297.22/1,637
  6. Step 6: Final answer
    x = 7,626.33

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.