Home / 8,551.38-12,826.94-2,707.98

Finding the Fourth Proportional to 8,551.38, 12,826.94 and 2,707.98

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Solution

The fourth proportional to 8,551.38, 12,826.94 and 2,707.98 is: 4,061.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,551.38 : 12,826.94 = 2,707.98 : x
  2. Step 2: Convert to fraction form
    8,551.38/12,826.94 = 2,707.98/x
  3. Step 3: Cross multiply
    8,551.38x = 12,826.94 × 2,707.98
  4. Step 4: Simplify right side
    8,551.38x = 34,735,135.82
  5. Step 5: Solve for x
    x = 34,735,135.82/8,551.38
  6. Step 6: Final answer
    x = 4,061.94

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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.