Home / 7,693.38-11,540.09-4,404.21

Finding the Fourth Proportional to 7,693.38, 11,540.09 and 4,404.21

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Solution

The fourth proportional to 7,693.38, 11,540.09 and 4,404.21 is: 6,606.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,693.38 : 11,540.09 = 4,404.21 : x
  2. Step 2: Convert to fraction form
    7,693.38/11,540.09 = 4,404.21/x
  3. Step 3: Cross multiply
    7,693.38x = 11,540.09 × 4,404.21
  4. Step 4: Simplify right side
    7,693.38x = 50,824,979.78
  5. Step 5: Solve for x
    x = 50,824,979.78/7,693.38
  6. Step 6: Final answer
    x = 6,606.33

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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.