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Finding the Fourth Proportional to 6,523.38, 9,002.26 and 3,728.94

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Solution

The fourth proportional to 6,523.38, 9,002.26 and 3,728.94 is: 5,145.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,523.38 : 9,002.26 = 3,728.94 : x
  2. Step 2: Convert to fraction form
    6,523.38/9,002.26 = 3,728.94/x
  3. Step 3: Cross multiply
    6,523.38x = 9,002.26 × 3,728.94
  4. Step 4: Simplify right side
    6,523.38x = 33,568,833.07
  5. Step 5: Solve for x
    x = 33,568,833.07/6,523.38
  6. Step 6: Final answer
    x = 5,145.93

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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.