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Finding the Fourth Proportional to 6,168.66, 9,245.20 and 3,946.66

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Solution

The fourth proportional to 6,168.66, 9,245.20 and 3,946.66 is: 5,915.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,168.66 : 9,245.20 = 3,946.66 : x
  2. Step 2: Convert to fraction form
    6,168.66/9,245.20 = 3,946.66/x
  3. Step 3: Cross multiply
    6,168.66x = 9,245.20 × 3,946.66
  4. Step 4: Simplify right side
    6,168.66x = 36,487,661.03
  5. Step 5: Solve for x
    x = 36,487,661.03/6,168.66
  6. Step 6: Final answer
    x = 5,915.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.