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Finding the Fourth Proportional to 3,197.76, 4,797.30 and 1,348.89

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Solution

The fourth proportional to 3,197.76, 4,797.30 and 1,348.89 is: 2,023.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,197.76 : 4,797.30 = 1,348.89 : x
  2. Step 2: Convert to fraction form
    3,197.76/4,797.30 = 1,348.89/x
  3. Step 3: Cross multiply
    3,197.76x = 4,797.30 × 1,348.89
  4. Step 4: Simplify right side
    3,197.76x = 6,471,030.00
  5. Step 5: Solve for x
    x = 6,471,030.00/3,197.76
  6. Step 6: Final answer
    x = 2,023.61

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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.