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Finding the Fourth Proportional to 3,097.98, 4,647.43 and 1,454.70

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Solution

The fourth proportional to 3,097.98, 4,647.43 and 1,454.70 is: 2,182.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,097.98 : 4,647.43 = 1,454.70 : x
  2. Step 2: Convert to fraction form
    3,097.98/4,647.43 = 1,454.70/x
  3. Step 3: Cross multiply
    3,097.98x = 4,647.43 × 1,454.70
  4. Step 4: Simplify right side
    3,097.98x = 6,760,616.42
  5. Step 5: Solve for x
    x = 6,760,616.42/3,097.98
  6. Step 6: Final answer
    x = 2,182.27

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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.