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Finding the Fourth Proportional to 6,174.45, 8,524.81 and 4,755.63

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Solution

The fourth proportional to 6,174.45, 8,524.81 and 4,755.63 is: 6,565.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,174.45 : 8,524.81 = 4,755.63 : x
  2. Step 2: Convert to fraction form
    6,174.45/8,524.81 = 4,755.63/x
  3. Step 3: Cross multiply
    6,174.45x = 8,524.81 × 4,755.63
  4. Step 4: Simplify right side
    6,174.45x = 40,540,880.09
  5. Step 5: Solve for x
    x = 40,540,880.09/6,174.45
  6. Step 6: Final answer
    x = 6,565.91

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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.