Home / 11,254.90-16,890.78-4,241.83

Finding the Fourth Proportional to 11,254.90, 16,890.78 and 4,241.83

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Solution

The fourth proportional to 11,254.90, 16,890.78 and 4,241.83 is: 6,365.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,254.90 : 16,890.78 = 4,241.83 : x
  2. Step 2: Convert to fraction form
    11,254.90/16,890.78 = 4,241.83/x
  3. Step 3: Cross multiply
    11,254.90x = 16,890.78 × 4,241.83
  4. Step 4: Simplify right side
    11,254.90x = 71,647,817.33
  5. Step 5: Solve for x
    x = 71,647,817.33/11,254.90
  6. Step 6: Final answer
    x = 6,365.92

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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.