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Finding the Fourth Proportional to 5,673.17, 8,504.29 and 2,749.88

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Solution

The fourth proportional to 5,673.17, 8,504.29 and 2,749.88 is: 4,122.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,673.17 : 8,504.29 = 2,749.88 : x
  2. Step 2: Convert to fraction form
    5,673.17/8,504.29 = 2,749.88/x
  3. Step 3: Cross multiply
    5,673.17x = 8,504.29 × 2,749.88
  4. Step 4: Simplify right side
    5,673.17x = 23,385,801.68
  5. Step 5: Solve for x
    x = 23,385,801.68/5,673.17
  6. Step 6: Final answer
    x = 4,122.17

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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.