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Finding the Fourth Proportional to 6,576.51, 9,866.49 and 2,879.47

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Solution

The fourth proportional to 6,576.51, 9,866.49 and 2,879.47 is: 4,319.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,576.51 : 9,866.49 = 2,879.47 : x
  2. Step 2: Convert to fraction form
    6,576.51/9,866.49 = 2,879.47/x
  3. Step 3: Cross multiply
    6,576.51x = 9,866.49 × 2,879.47
  4. Step 4: Simplify right side
    6,576.51x = 28,410,261.96
  5. Step 5: Solve for x
    x = 28,410,261.96/6,576.51
  6. Step 6: Final answer
    x = 4,319.96

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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.