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Finding the Fourth Proportional to 8,796.07, 13,194.09 and 2,640.07

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Solution

The fourth proportional to 8,796.07, 13,194.09 and 2,640.07 is: 3,960.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,796.07 : 13,194.09 = 2,640.07 : x
  2. Step 2: Convert to fraction form
    8,796.07/13,194.09 = 2,640.07/x
  3. Step 3: Cross multiply
    8,796.07x = 13,194.09 × 2,640.07
  4. Step 4: Simplify right side
    8,796.07x = 34,833,321.19
  5. Step 5: Solve for x
    x = 34,833,321.19/8,796.07
  6. Step 6: Final answer
    x = 3,960.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.