Home / 9,006.80-13,510.19-2,766.56

Finding the Fourth Proportional to 9,006.80, 13,510.19 and 2,766.56

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Solution

The fourth proportional to 9,006.80, 13,510.19 and 2,766.56 is: 4,149.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,006.80 : 13,510.19 = 2,766.56 : x
  2. Step 2: Convert to fraction form
    9,006.80/13,510.19 = 2,766.56/x
  3. Step 3: Cross multiply
    9,006.80x = 13,510.19 × 2,766.56
  4. Step 4: Simplify right side
    9,006.80x = 37,376,690.61
  5. Step 5: Solve for x
    x = 37,376,690.61/9,006.80
  6. Step 6: Final answer
    x = 4,149.83

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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.