Home / 7,545.35-11,273.36-7,286.96

Finding the Fourth Proportional to 7,545.35, 11,273.36 and 7,286.96

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Solution

The fourth proportional to 7,545.35, 11,273.36 and 7,286.96 is: 10,887.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,545.35 : 11,273.36 = 7,286.96 : x
  2. Step 2: Convert to fraction form
    7,545.35/11,273.36 = 7,286.96/x
  3. Step 3: Cross multiply
    7,545.35x = 11,273.36 × 7,286.96
  4. Step 4: Simplify right side
    7,545.35x = 82,148,523.39
  5. Step 5: Solve for x
    x = 82,148,523.39/7,545.35
  6. Step 6: Final answer
    x = 10,887.30

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