Home / 11,810.46-17,706.98-3,910.14

Finding the Fourth Proportional to 11,810.46, 17,706.98 and 3,910.14

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Solution

The fourth proportional to 11,810.46, 17,706.98 and 3,910.14 is: 5,862.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,810.46 : 17,706.98 = 3,910.14 : x
  2. Step 2: Convert to fraction form
    11,810.46/17,706.98 = 3,910.14/x
  3. Step 3: Cross multiply
    11,810.46x = 17,706.98 × 3,910.14
  4. Step 4: Simplify right side
    11,810.46x = 69,236,770.78
  5. Step 5: Solve for x
    x = 69,236,770.78/11,810.46
  6. Step 6: Final answer
    x = 5,862.33

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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.