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Finding the Fourth Proportional to 3,798.60, 5,701.26 and 1,950.96

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Solution

The fourth proportional to 3,798.60, 5,701.26 and 1,950.96 is: 2,928.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,798.60 : 5,701.26 = 1,950.96 : x
  2. Step 2: Convert to fraction form
    3,798.60/5,701.26 = 1,950.96/x
  3. Step 3: Cross multiply
    3,798.60x = 5,701.26 × 1,950.96
  4. Step 4: Simplify right side
    3,798.60x = 11,122,930.21
  5. Step 5: Solve for x
    x = 11,122,930.21/3,798.60
  6. Step 6: Final answer
    x = 2,928.17

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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.