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Finding the Third Proportional to 4,968.75 and 7,746.38

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Solution

The third proportional to 4,968.75 and 7,746.38 is: 12,076.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,968.75 : 7,746.38 = 7,746.38 : x
  2. Step 2: Convert to fraction form
    4,968.75/7,746.38 = 7,746.38/x
  3. Step 3: Cross multiply
    4,968.75x = 7,746.38 × 7,746.38
  4. Step 4: Simplify right side
    4,968.75x = 60,006,325.64
  5. Step 5: Solve for x
    x = 60,006,325.64/4,968.75
  6. Step 6: Final answer
    x = 12,076.74

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.