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Finding the Third Proportional to 8,070 and 11,113

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Solution

The third proportional to 8,070 and 11,113 is: 15,303.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,070 : 11,113 = 11,113 : x
  2. Step 2: Convert to fraction form
    8,070/11,113 = 11,113/x
  3. Step 3: Cross multiply
    8,070x = 11,113 × 11,113
  4. Step 4: Simplify right side
    8,070x = 123,498,769
  5. Step 5: Solve for x
    x = 123,498,769/8,070
  6. Step 6: Final answer
    x = 15,303.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.