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Finding the Third Proportional to 1,913.06 and 4,052.25

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Solution

The third proportional to 1,913.06 and 4,052.25 is: 8,583.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,913.06 : 4,052.25 = 4,052.25 : x
  2. Step 2: Convert to fraction form
    1,913.06/4,052.25 = 4,052.25/x
  3. Step 3: Cross multiply
    1,913.06x = 4,052.25 × 4,052.25
  4. Step 4: Simplify right side
    1,913.06x = 16,420,730.06
  5. Step 5: Solve for x
    x = 16,420,730.06/1,913.06
  6. Step 6: Final answer
    x = 8,583.48

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.