Home / 7,353.26-10,147.09-3,996.05

Finding the Fourth Proportional to 7,353.26, 10,147.09 and 3,996.05

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Solution

The fourth proportional to 7,353.26, 10,147.09 and 3,996.05 is: 5,514.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,353.26 : 10,147.09 = 3,996.05 : x
  2. Step 2: Convert to fraction form
    7,353.26/10,147.09 = 3,996.05/x
  3. Step 3: Cross multiply
    7,353.26x = 10,147.09 × 3,996.05
  4. Step 4: Simplify right side
    7,353.26x = 40,548,287.38
  5. Step 5: Solve for x
    x = 40,548,287.38/7,353.26
  6. Step 6: Final answer
    x = 5,514.33

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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.