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Finding the Fourth Proportional to 6,168.42, 8,512.47 and 3,373.92

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Solution

The fourth proportional to 6,168.42, 8,512.47 and 3,373.92 is: 4,656.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,168.42 : 8,512.47 = 3,373.92 : x
  2. Step 2: Convert to fraction form
    6,168.42/8,512.47 = 3,373.92/x
  3. Step 3: Cross multiply
    6,168.42x = 8,512.47 × 3,373.92
  4. Step 4: Simplify right side
    6,168.42x = 28,720,392.78
  5. Step 5: Solve for x
    x = 28,720,392.78/6,168.42
  6. Step 6: Final answer
    x = 4,656.04

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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.