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Finding the Fourth Proportional to 6,504.84, 9,749.85 and 2,754.28

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Solution

The fourth proportional to 6,504.84, 9,749.85 and 2,754.28 is: 4,128.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,504.84 : 9,749.85 = 2,754.28 : x
  2. Step 2: Convert to fraction form
    6,504.84/9,749.85 = 2,754.28/x
  3. Step 3: Cross multiply
    6,504.84x = 9,749.85 × 2,754.28
  4. Step 4: Simplify right side
    6,504.84x = 26,853,816.86
  5. Step 5: Solve for x
    x = 26,853,816.86/6,504.84
  6. Step 6: Final answer
    x = 4,128.28

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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.