Home / 11,824.20-16,317-6,518.76

Finding the Fourth Proportional to 11,824.20, 16,317 and 6,518.76

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Solution

The fourth proportional to 11,824.20, 16,317 and 6,518.76 is: 8,995.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,824.20 : 16,317 = 6,518.76 : x
  2. Step 2: Convert to fraction form
    11,824.20/16,317 = 6,518.76/x
  3. Step 3: Cross multiply
    11,824.20x = 16,317 × 6,518.76
  4. Step 4: Simplify right side
    11,824.20x = 106,366,606.92
  5. Step 5: Solve for x
    x = 106,366,606.92/11,824.20
  6. Step 6: Final answer
    x = 8,995.67

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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.