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Finding the Third Proportional to 4,058 and 10,928

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Solution

The third proportional to 4,058 and 10,928 is: 29,428.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,058 : 10,928 = 10,928 : x
  2. Step 2: Convert to fraction form
    4,058/10,928 = 10,928/x
  3. Step 3: Cross multiply
    4,058x = 10,928 × 10,928
  4. Step 4: Simplify right side
    4,058x = 119,421,184
  5. Step 5: Solve for x
    x = 119,421,184/4,058
  6. Step 6: Final answer
    x = 29,428.58

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Why These Related Problems?

These problems maintain the same ratio (2.69) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.