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Finding the Fourth Proportional to 3,262.98, 4,514.78 and 2,844.21

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Solution

The fourth proportional to 3,262.98, 4,514.78 and 2,844.21 is: 3,935.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,262.98 : 4,514.78 = 2,844.21 : x
  2. Step 2: Convert to fraction form
    3,262.98/4,514.78 = 2,844.21/x
  3. Step 3: Cross multiply
    3,262.98x = 4,514.78 × 2,844.21
  4. Step 4: Simplify right side
    3,262.98x = 12,840,968.20
  5. Step 5: Solve for x
    x = 12,840,968.20/3,262.98
  6. Step 6: Final answer
    x = 3,935.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.