Home / 11,027.21-15,216.44-6,246.77

Finding the Fourth Proportional to 11,027.21, 15,216.44 and 6,246.77

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Solution

The fourth proportional to 11,027.21, 15,216.44 and 6,246.77 is: 8,619.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,027.21 : 15,216.44 = 6,246.77 : x
  2. Step 2: Convert to fraction form
    11,027.21/15,216.44 = 6,246.77/x
  3. Step 3: Cross multiply
    11,027.21x = 15,216.44 × 6,246.77
  4. Step 4: Simplify right side
    11,027.21x = 95,053,493.58
  5. Step 5: Solve for x
    x = 95,053,493.58/11,027.21
  6. Step 6: Final answer
    x = 8,619.91

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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.