Home / 9,105.08-12,558.27-6,273.38

Finding the Fourth Proportional to 9,105.08, 12,558.27 and 6,273.38

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Solution

The fourth proportional to 9,105.08, 12,558.27 and 6,273.38 is: 8,652.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,105.08 : 12,558.27 = 6,273.38 : x
  2. Step 2: Convert to fraction form
    9,105.08/12,558.27 = 6,273.38/x
  3. Step 3: Cross multiply
    9,105.08x = 12,558.27 × 6,273.38
  4. Step 4: Simplify right side
    9,105.08x = 78,782,799.85
  5. Step 5: Solve for x
    x = 78,782,799.85/9,105.08
  6. Step 6: Final answer
    x = 8,652.62

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.