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Finding the Fourth Proportional to 8,565.33, 12,848.10 and 3,367.56

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Solution

The fourth proportional to 8,565.33, 12,848.10 and 3,367.56 is: 5,051.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,565.33 : 12,848.10 = 3,367.56 : x
  2. Step 2: Convert to fraction form
    8,565.33/12,848.10 = 3,367.56/x
  3. Step 3: Cross multiply
    8,565.33x = 12,848.10 × 3,367.56
  4. Step 4: Simplify right side
    8,565.33x = 43,266,747.64
  5. Step 5: Solve for x
    x = 43,266,747.64/8,565.33
  6. Step 6: Final answer
    x = 5,051.38

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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.