Home / 11,241.57-16,872.69-5,698.84

Finding the Fourth Proportional to 11,241.57, 16,872.69 and 5,698.84

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Solution

The fourth proportional to 11,241.57, 16,872.69 and 5,698.84 is: 8,553.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,241.57 : 16,872.69 = 5,698.84 : x
  2. Step 2: Convert to fraction form
    11,241.57/16,872.69 = 5,698.84/x
  3. Step 3: Cross multiply
    11,241.57x = 16,872.69 × 5,698.84
  4. Step 4: Simplify right side
    11,241.57x = 96,154,760.68
  5. Step 5: Solve for x
    x = 96,154,760.68/11,241.57
  6. Step 6: Final answer
    x = 8,553.50

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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.