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Finding the Third Proportional to 4,851.63 and 7,315.38

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Solution

The third proportional to 4,851.63 and 7,315.38 is: 11,030.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,851.63 : 7,315.38 = 7,315.38 : x
  2. Step 2: Convert to fraction form
    4,851.63/7,315.38 = 7,315.38/x
  3. Step 3: Cross multiply
    4,851.63x = 7,315.38 × 7,315.38
  4. Step 4: Simplify right side
    4,851.63x = 53,514,711.39
  5. Step 5: Solve for x
    x = 53,514,711.39/4,851.63
  6. Step 6: Final answer
    x = 11,030.27

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.