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Finding the Fourth Proportional to 5,651.44, 8,477.66 and 1,755.88

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Solution

The fourth proportional to 5,651.44, 8,477.66 and 1,755.88 is: 2,633.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,651.44 : 8,477.66 = 1,755.88 : x
  2. Step 2: Convert to fraction form
    5,651.44/8,477.66 = 1,755.88/x
  3. Step 3: Cross multiply
    5,651.44x = 8,477.66 × 1,755.88
  4. Step 4: Simplify right side
    5,651.44x = 14,885,736.84
  5. Step 5: Solve for x
    x = 14,885,736.84/5,651.44
  6. Step 6: Final answer
    x = 2,633.97

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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.