Home / 11,265.30-16,899.80-3,474.11

Finding the Fourth Proportional to 11,265.30, 16,899.80 and 3,474.11

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Solution

The fourth proportional to 11,265.30, 16,899.80 and 3,474.11 is: 5,211.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,265.30 : 16,899.80 = 3,474.11 : x
  2. Step 2: Convert to fraction form
    11,265.30/16,899.80 = 3,474.11/x
  3. Step 3: Cross multiply
    11,265.30x = 16,899.80 × 3,474.11
  4. Step 4: Simplify right side
    11,265.30x = 58,711,662.31
  5. Step 5: Solve for x
    x = 58,711,662.31/11,265.30
  6. Step 6: Final answer
    x = 5,211.73

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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.