Home / 11,962.38-16,501.02-8,183.63

Finding the Fourth Proportional to 11,962.38, 16,501.02 and 8,183.63

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Solution

The fourth proportional to 11,962.38, 16,501.02 and 8,183.63 is: 11,288.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,962.38 : 16,501.02 = 8,183.63 : x
  2. Step 2: Convert to fraction form
    11,962.38/16,501.02 = 8,183.63/x
  3. Step 3: Cross multiply
    11,962.38x = 16,501.02 × 8,183.63
  4. Step 4: Simplify right side
    11,962.38x = 135,038,252.87
  5. Step 5: Solve for x
    x = 135,038,252.87/11,962.38
  6. Step 6: Final answer
    x = 11,288.57

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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.