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Finding the Third Proportional to 3,620.25 and 5,293.13

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Solution

The third proportional to 3,620.25 and 5,293.13 is: 7,739.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,620.25 : 5,293.13 = 5,293.13 : x
  2. Step 2: Convert to fraction form
    3,620.25/5,293.13 = 5,293.13/x
  3. Step 3: Cross multiply
    3,620.25x = 5,293.13 × 5,293.13
  4. Step 4: Simplify right side
    3,620.25x = 28,017,172.27
  5. Step 5: Solve for x
    x = 28,017,172.27/3,620.25
  6. Step 6: Final answer
    x = 7,739.02

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1.5x scale

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.