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Finding the Fourth Proportional to 5,133.96, 7,700.94 and 2,944.08

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Solution

The fourth proportional to 5,133.96, 7,700.94 and 2,944.08 is: 4,416.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,133.96 : 7,700.94 = 2,944.08 : x
  2. Step 2: Convert to fraction form
    5,133.96/7,700.94 = 2,944.08/x
  3. Step 3: Cross multiply
    5,133.96x = 7,700.94 × 2,944.08
  4. Step 4: Simplify right side
    5,133.96x = 22,672,183.44
  5. Step 5: Solve for x
    x = 22,672,183.44/5,133.96
  6. Step 6: Final answer
    x = 4,416.12

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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.