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Finding the Fourth Proportional to 10,295.67, 14,218.11 and 8,794.83

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Solution

The fourth proportional to 10,295.67, 14,218.11 and 8,794.83 is: 12,145.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,295.67 : 14,218.11 = 8,794.83 : x
  2. Step 2: Convert to fraction form
    10,295.67/14,218.11 = 8,794.83/x
  3. Step 3: Cross multiply
    10,295.67x = 14,218.11 × 8,794.83
  4. Step 4: Simplify right side
    10,295.67x = 125,045,860.37
  5. Step 5: Solve for x
    x = 125,045,860.37/10,295.67
  6. Step 6: Final answer
    x = 12,145.48

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Half scale
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Double scale
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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.