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Finding the Fourth Proportional to 9,166.71, 13,750.04 and 2,241.21

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Solution

The fourth proportional to 9,166.71, 13,750.04 and 2,241.21 is: 3,361.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,166.71 : 13,750.04 = 2,241.21 : x
  2. Step 2: Convert to fraction form
    9,166.71/13,750.04 = 2,241.21/x
  3. Step 3: Cross multiply
    9,166.71x = 13,750.04 × 2,241.21
  4. Step 4: Simplify right side
    9,166.71x = 30,816,732.75
  5. Step 5: Solve for x
    x = 30,816,732.75/9,166.71
  6. Step 6: Final answer
    x = 3,361.81

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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.