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Finding the Third Proportional to 3,440.81 and 4,851.56

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Solution

The third proportional to 3,440.81 and 4,851.56 is: 6,840.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,440.81 : 4,851.56 = 4,851.56 : x
  2. Step 2: Convert to fraction form
    3,440.81/4,851.56 = 4,851.56/x
  3. Step 3: Cross multiply
    3,440.81x = 4,851.56 × 4,851.56
  4. Step 4: Simplify right side
    3,440.81x = 23,537,658.69
  5. Step 5: Solve for x
    x = 23,537,658.69/3,440.81
  6. Step 6: Final answer
    x = 6,840.73

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.