Home / 4,072.08-5,619.33-2,279.44

Finding the Fourth Proportional to 4,072.08, 5,619.33 and 2,279.44

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Solution

The fourth proportional to 4,072.08, 5,619.33 and 2,279.44 is: 3,145.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,072.08 : 5,619.33 = 2,279.44 : x
  2. Step 2: Convert to fraction form
    4,072.08/5,619.33 = 2,279.44/x
  3. Step 3: Cross multiply
    4,072.08x = 5,619.33 × 2,279.44
  4. Step 4: Simplify right side
    4,072.08x = 12,808,925.58
  5. Step 5: Solve for x
    x = 12,808,925.58/4,072.08
  6. Step 6: Final answer
    x = 3,145.55

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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.