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Finding the Fourth Proportional to 10,625.13, 14,661.14 and 6,375.33

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Solution

The fourth proportional to 10,625.13, 14,661.14 and 6,375.33 is: 8,797.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,625.13 : 14,661.14 = 6,375.33 : x
  2. Step 2: Convert to fraction form
    10,625.13/14,661.14 = 6,375.33/x
  3. Step 3: Cross multiply
    10,625.13x = 14,661.14 × 6,375.33
  4. Step 4: Simplify right side
    10,625.13x = 93,469,573.80
  5. Step 5: Solve for x
    x = 93,469,573.80/10,625.13
  6. Step 6: Final answer
    x = 8,797.03

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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.