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Finding the Fourth Proportional to 11,361.62, 17,050.22 and 3,966.08

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Solution

The fourth proportional to 11,361.62, 17,050.22 and 3,966.08 is: 5,951.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,361.62 : 17,050.22 = 3,966.08 : x
  2. Step 2: Convert to fraction form
    11,361.62/17,050.22 = 3,966.08/x
  3. Step 3: Cross multiply
    11,361.62x = 17,050.22 × 3,966.08
  4. Step 4: Simplify right side
    11,361.62x = 67,622,569.25
  5. Step 5: Solve for x
    x = 67,622,569.25/11,361.62
  6. Step 6: Final answer
    x = 5,951.84

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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.