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Finding the Fourth Proportional to 5,350.70, 8,027.22 and 1,840.98

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Solution

The fourth proportional to 5,350.70, 8,027.22 and 1,840.98 is: 2,761.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,350.70 : 8,027.22 = 1,840.98 : x
  2. Step 2: Convert to fraction form
    5,350.70/8,027.22 = 1,840.98/x
  3. Step 3: Cross multiply
    5,350.70x = 8,027.22 × 1,840.98
  4. Step 4: Simplify right side
    5,350.70x = 14,777,951.48
  5. Step 5: Solve for x
    x = 14,777,951.48/5,350.70
  6. Step 6: Final answer
    x = 2,761.87

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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.