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Finding the Fourth Proportional to 6,336.86, 8,738.16 and 4,350.32

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Solution

The fourth proportional to 6,336.86, 8,738.16 and 4,350.32 is: 5,998.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,336.86 : 8,738.16 = 4,350.32 : x
  2. Step 2: Convert to fraction form
    6,336.86/8,738.16 = 4,350.32/x
  3. Step 3: Cross multiply
    6,336.86x = 8,738.16 × 4,350.32
  4. Step 4: Simplify right side
    6,336.86x = 38,013,792.21
  5. Step 5: Solve for x
    x = 38,013,792.21/6,336.86
  6. Step 6: Final answer
    x = 5,998.84

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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.