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Finding the Fourth Proportional to 8,006.76, 12,010.20 and 7,995.24

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Solution

The fourth proportional to 8,006.76, 12,010.20 and 7,995.24 is: 11,992.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,006.76 : 12,010.20 = 7,995.24 : x
  2. Step 2: Convert to fraction form
    8,006.76/12,010.20 = 7,995.24/x
  3. Step 3: Cross multiply
    8,006.76x = 12,010.20 × 7,995.24
  4. Step 4: Simplify right side
    8,006.76x = 96,024,431.45
  5. Step 5: Solve for x
    x = 96,024,431.45/8,006.76
  6. Step 6: Final answer
    x = 11,992.92

Related Problems

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Half scale
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Double scale
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Similar ratio
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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.