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Finding the Third Proportional to 7,346.50 and 10,712

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Solution

The third proportional to 7,346.50 and 10,712 is: 15,619.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,346.50 : 10,712 = 10,712 : x
  2. Step 2: Convert to fraction form
    7,346.50/10,712 = 10,712/x
  3. Step 3: Cross multiply
    7,346.50x = 10,712 × 10,712
  4. Step 4: Simplify right side
    7,346.50x = 114,746,944
  5. Step 5: Solve for x
    x = 114,746,944/7,346.50
  6. Step 6: Final answer
    x = 15,619.27

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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.