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Finding the Fourth Proportional to 5,758.54, 8,634.94 and 2,984.46

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Solution

The fourth proportional to 5,758.54, 8,634.94 and 2,984.46 is: 4,475.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,758.54 : 8,634.94 = 2,984.46 : x
  2. Step 2: Convert to fraction form
    5,758.54/8,634.94 = 2,984.46/x
  3. Step 3: Cross multiply
    5,758.54x = 8,634.94 × 2,984.46
  4. Step 4: Simplify right side
    5,758.54x = 25,770,633.03
  5. Step 5: Solve for x
    x = 25,770,633.03/5,758.54
  6. Step 6: Final answer
    x = 4,475.20

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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.