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Finding the Third Proportional to 4,413 and 6,815.25

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Solution

The third proportional to 4,413 and 6,815.25 is: 10,525.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,413 : 6,815.25 = 6,815.25 : x
  2. Step 2: Convert to fraction form
    4,413/6,815.25 = 6,815.25/x
  3. Step 3: Cross multiply
    4,413x = 6,815.25 × 6,815.25
  4. Step 4: Simplify right side
    4,413x = 46,447,632.56
  5. Step 5: Solve for x
    x = 46,447,632.56/4,413
  6. Step 6: Final answer
    x = 10,525.18

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.