Home / 3,614.03-4,987.76-2,122.17

Finding the Fourth Proportional to 3,614.03, 4,987.76 and 2,122.17

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Solution

The fourth proportional to 3,614.03, 4,987.76 and 2,122.17 is: 2,928.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,614.03 : 4,987.76 = 2,122.17 : x
  2. Step 2: Convert to fraction form
    3,614.03/4,987.76 = 2,122.17/x
  3. Step 3: Cross multiply
    3,614.03x = 4,987.76 × 2,122.17
  4. Step 4: Simplify right side
    3,614.03x = 10,584,874.64
  5. Step 5: Solve for x
    x = 10,584,874.64/3,614.03
  6. Step 6: Final answer
    x = 2,928.83

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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.