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Finding the Fourth Proportional to 6,567.54, 9,851.39 and 2,185

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Solution

The fourth proportional to 6,567.54, 9,851.39 and 2,185 is: 3,277.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,567.54 : 9,851.39 = 2,185 : x
  2. Step 2: Convert to fraction form
    6,567.54/9,851.39 = 2,185/x
  3. Step 3: Cross multiply
    6,567.54x = 9,851.39 × 2,185
  4. Step 4: Simplify right side
    6,567.54x = 21,525,287.15
  5. Step 5: Solve for x
    x = 21,525,287.15/6,567.54
  6. Step 6: Final answer
    x = 3,277.53

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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.