Home / 11,021.56-16,532.22-4,447.63

Finding the Fourth Proportional to 11,021.56, 16,532.22 and 4,447.63

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Solution

The fourth proportional to 11,021.56, 16,532.22 and 4,447.63 is: 6,671.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,021.56 : 16,532.22 = 4,447.63 : x
  2. Step 2: Convert to fraction form
    11,021.56/16,532.22 = 4,447.63/x
  3. Step 3: Cross multiply
    11,021.56x = 16,532.22 × 4,447.63
  4. Step 4: Simplify right side
    11,021.56x = 73,529,197.64
  5. Step 5: Solve for x
    x = 73,529,197.64/11,021.56
  6. Step 6: Final answer
    x = 6,671.40

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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.