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Finding the Third Proportional to 7,899 and 10,894.50

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Solution

The third proportional to 7,899 and 10,894.50 is: 15,025.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,899 : 10,894.50 = 10,894.50 : x
  2. Step 2: Convert to fraction form
    7,899/10,894.50 = 10,894.50/x
  3. Step 3: Cross multiply
    7,899x = 10,894.50 × 10,894.50
  4. Step 4: Simplify right side
    7,899x = 118,690,130.25
  5. Step 5: Solve for x
    x = 118,690,130.25/7,899
  6. Step 6: Final answer
    x = 15,025.97

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1.5x scale

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.