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Finding the Fourth Proportional to 3,049.13, 4,207.80 and 1,651.88

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Solution

The fourth proportional to 3,049.13, 4,207.80 and 1,651.88 is: 2,279.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,049.13 : 4,207.80 = 1,651.88 : x
  2. Step 2: Convert to fraction form
    3,049.13/4,207.80 = 1,651.88/x
  3. Step 3: Cross multiply
    3,049.13x = 4,207.80 × 1,651.88
  4. Step 4: Simplify right side
    3,049.13x = 6,950,759.63
  5. Step 5: Solve for x
    x = 6,950,759.63/3,049.13
  6. Step 6: Final answer
    x = 2,279.59

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