Home / 12,760.29-17,608.20-7,094.61

Finding the Fourth Proportional to 12,760.29, 17,608.20 and 7,094.61

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Solution

The fourth proportional to 12,760.29, 17,608.20 and 7,094.61 is: 9,790.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,760.29 : 17,608.20 = 7,094.61 : x
  2. Step 2: Convert to fraction form
    12,760.29/17,608.20 = 7,094.61/x
  3. Step 3: Cross multiply
    12,760.29x = 17,608.20 × 7,094.61
  4. Step 4: Simplify right side
    12,760.29x = 124,923,311.80
  5. Step 5: Solve for x
    x = 124,923,311.80/12,760.29
  6. Step 6: Final answer
    x = 9,790.01

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.