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Finding the Third Proportional to 6,363.56 and 9,090.04

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Solution

The third proportional to 6,363.56 and 9,090.04 is: 12,984.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,363.56 : 9,090.04 = 9,090.04 : x
  2. Step 2: Convert to fraction form
    6,363.56/9,090.04 = 9,090.04/x
  3. Step 3: Cross multiply
    6,363.56x = 9,090.04 × 9,090.04
  4. Step 4: Simplify right side
    6,363.56x = 82,628,739.14
  5. Step 5: Solve for x
    x = 82,628,739.14/6,363.56
  6. Step 6: Final answer
    x = 12,984.67

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.