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Finding the Fourth Proportional to 6,567.32, 9,845.86 and 3,278.76

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Solution

The fourth proportional to 6,567.32, 9,845.86 and 3,278.76 is: 4,915.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,567.32 : 9,845.86 = 3,278.76 : x
  2. Step 2: Convert to fraction form
    6,567.32/9,845.86 = 3,278.76/x
  3. Step 3: Cross multiply
    6,567.32x = 9,845.86 × 3,278.76
  4. Step 4: Simplify right side
    6,567.32x = 32,282,211.93
  5. Step 5: Solve for x
    x = 32,282,211.93/6,567.32
  6. Step 6: Final answer
    x = 4,915.58

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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.