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Finding the Fourth Proportional to 5,961.94, 8,939.42 and 1,800.70

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Solution

The fourth proportional to 5,961.94, 8,939.42 and 1,800.70 is: 2,700.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,961.94 : 8,939.42 = 1,800.70 : x
  2. Step 2: Convert to fraction form
    5,961.94/8,939.42 = 1,800.70/x
  3. Step 3: Cross multiply
    5,961.94x = 8,939.42 × 1,800.70
  4. Step 4: Simplify right side
    5,961.94x = 16,097,213.59
  5. Step 5: Solve for x
    x = 16,097,213.59/5,961.94
  6. Step 6: Final answer
    x = 2,700.00

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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.