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Finding the Fourth Proportional to 6,530.52, 9,796.60 and 2,148.44

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Solution

The fourth proportional to 6,530.52, 9,796.60 and 2,148.44 is: 3,222.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,530.52 : 9,796.60 = 2,148.44 : x
  2. Step 2: Convert to fraction form
    6,530.52/9,796.60 = 2,148.44/x
  3. Step 3: Cross multiply
    6,530.52x = 9,796.60 × 2,148.44
  4. Step 4: Simplify right side
    6,530.52x = 21,047,407.30
  5. Step 5: Solve for x
    x = 21,047,407.30/6,530.52
  6. Step 6: Final answer
    x = 3,222.93

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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.