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Finding the Fourth Proportional to 5,791.14, 8,695.35 and 3,328.74

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Solution

The fourth proportional to 5,791.14, 8,695.35 and 3,328.74 is: 4,998.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,791.14 : 8,695.35 = 3,328.74 : x
  2. Step 2: Convert to fraction form
    5,791.14/8,695.35 = 3,328.74/x
  3. Step 3: Cross multiply
    5,791.14x = 8,695.35 × 3,328.74
  4. Step 4: Simplify right side
    5,791.14x = 28,944,559.36
  5. Step 5: Solve for x
    x = 28,944,559.36/5,791.14
  6. Step 6: Final answer
    x = 4,998.08

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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.