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Finding the Fourth Proportional to 3,777.03, 5,659.88 and 2,951.64

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Solution

The fourth proportional to 3,777.03, 5,659.88 and 2,951.64 is: 4,423.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,777.03 : 5,659.88 = 2,951.64 : x
  2. Step 2: Convert to fraction form
    3,777.03/5,659.88 = 2,951.64/x
  3. Step 3: Cross multiply
    3,777.03x = 5,659.88 × 2,951.64
  4. Step 4: Simplify right side
    3,777.03x = 16,705,913.45
  5. Step 5: Solve for x
    x = 16,705,913.45/3,777.03
  6. Step 6: Final answer
    x = 4,423.03

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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.