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Finding the Third Proportional to 3,373.40 and 4,930.36

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Solution

The third proportional to 3,373.40 and 4,930.36 is: 7,205.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,373.40 : 4,930.36 = 4,930.36 : x
  2. Step 2: Convert to fraction form
    3,373.40/4,930.36 = 4,930.36/x
  3. Step 3: Cross multiply
    3,373.40x = 4,930.36 × 4,930.36
  4. Step 4: Simplify right side
    3,373.40x = 24,308,458.01
  5. Step 5: Solve for x
    x = 24,308,458.01/3,373.40
  6. Step 6: Final answer
    x = 7,205.91

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.