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Finding the Third Proportional to 7,110 and 11,152.13

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Solution

The third proportional to 7,110 and 11,152.13 is: 17,492.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,110 : 11,152.13 = 11,152.13 : x
  2. Step 2: Convert to fraction form
    7,110/11,152.13 = 11,152.13/x
  3. Step 3: Cross multiply
    7,110x = 11,152.13 × 11,152.13
  4. Step 4: Simplify right side
    7,110x = 124,369,892.02
  5. Step 5: Solve for x
    x = 124,369,892.02/7,110
  6. Step 6: Final answer
    x = 17,492.25

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.