Home / 10,866.11-16,299.17-6,995.12

Finding the Fourth Proportional to 10,866.11, 16,299.17 and 6,995.12

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Solution

The fourth proportional to 10,866.11, 16,299.17 and 6,995.12 is: 10,492.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,866.11 : 16,299.17 = 6,995.12 : x
  2. Step 2: Convert to fraction form
    10,866.11/16,299.17 = 6,995.12/x
  3. Step 3: Cross multiply
    10,866.11x = 16,299.17 × 6,995.12
  4. Step 4: Simplify right side
    10,866.11x = 114,014,650.05
  5. Step 5: Solve for x
    x = 114,014,650.05/10,866.11
  6. Step 6: Final answer
    x = 10,492.68

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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.