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Finding the Fourth Proportional to 8,249.32, 11,384.22 and 4,523.32

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Solution

The fourth proportional to 8,249.32, 11,384.22 and 4,523.32 is: 6,242.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,249.32 : 11,384.22 = 4,523.32 : x
  2. Step 2: Convert to fraction form
    8,249.32/11,384.22 = 4,523.32/x
  3. Step 3: Cross multiply
    8,249.32x = 11,384.22 × 4,523.32
  4. Step 4: Simplify right side
    8,249.32x = 51,494,470.01
  5. Step 5: Solve for x
    x = 51,494,470.01/8,249.32
  6. Step 6: Final answer
    x = 6,242.27

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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.