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Finding the Third Proportional to 1,610.91 and 3,533.16

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Solution

The third proportional to 1,610.91 and 3,533.16 is: 7,749.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610.91 : 3,533.16 = 3,533.16 : x
  2. Step 2: Convert to fraction form
    1,610.91/3,533.16 = 3,533.16/x
  3. Step 3: Cross multiply
    1,610.91x = 3,533.16 × 3,533.16
  4. Step 4: Simplify right side
    1,610.91x = 12,483,193.09
  5. Step 5: Solve for x
    x = 12,483,193.09/1,610.91
  6. Step 6: Final answer
    x = 7,749.17

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.