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Finding the Fourth Proportional to 3,692.51, 5,095.71 and 2,013.92

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Solution

The fourth proportional to 3,692.51, 5,095.71 and 2,013.92 is: 2,779.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,692.51 : 5,095.71 = 2,013.92 : x
  2. Step 2: Convert to fraction form
    3,692.51/5,095.71 = 2,013.92/x
  3. Step 3: Cross multiply
    3,692.51x = 5,095.71 × 2,013.92
  4. Step 4: Simplify right side
    3,692.51x = 10,262,342.21
  5. Step 5: Solve for x
    x = 10,262,342.21/3,692.51
  6. Step 6: Final answer
    x = 2,779.23

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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.