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Finding the Fourth Proportional to 4,893.67, 7,337.67 and 2,119.42

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Solution

The fourth proportional to 4,893.67, 7,337.67 and 2,119.42 is: 3,177.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,893.67 : 7,337.67 = 2,119.42 : x
  2. Step 2: Convert to fraction form
    4,893.67/7,337.67 = 2,119.42/x
  3. Step 3: Cross multiply
    4,893.67x = 7,337.67 × 2,119.42
  4. Step 4: Simplify right side
    4,893.67x = 15,551,604.55
  5. Step 5: Solve for x
    x = 15,551,604.55/4,893.67
  6. Step 6: Final answer
    x = 3,177.90

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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.