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Finding the Fourth Proportional to 6,324.39, 9,486.54 and 3,551.07

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Solution

The fourth proportional to 6,324.39, 9,486.54 and 3,551.07 is: 5,326.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,324.39 : 9,486.54 = 3,551.07 : x
  2. Step 2: Convert to fraction form
    6,324.39/9,486.54 = 3,551.07/x
  3. Step 3: Cross multiply
    6,324.39x = 9,486.54 × 3,551.07
  4. Step 4: Simplify right side
    6,324.39x = 33,687,367.60
  5. Step 5: Solve for x
    x = 33,687,367.60/6,324.39
  6. Step 6: Final answer
    x = 5,326.58

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1.5x scale

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.