Home / 5,521.12-8,279.08-2,008.66

Finding the Fourth Proportional to 5,521.12, 8,279.08 and 2,008.66

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Solution

The fourth proportional to 5,521.12, 8,279.08 and 2,008.66 is: 3,012.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,521.12 : 8,279.08 = 2,008.66 : x
  2. Step 2: Convert to fraction form
    5,521.12/8,279.08 = 2,008.66/x
  3. Step 3: Cross multiply
    5,521.12x = 8,279.08 × 2,008.66
  4. Step 4: Simplify right side
    5,521.12x = 16,629,856.83
  5. Step 5: Solve for x
    x = 16,629,856.83/5,521.12
  6. Step 6: Final answer
    x = 3,012.04

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.